Solve using Graphing. x-y=-7 2x+9y=19
Answers
Answer:
(-4, 3)
General Formulas and Concepts:
Algebra I
Solving systems of equations by graphingStep-by-step explanation:
Where the 2 lines intersect would be the solution set to the systems of equations.
Related Questions
- 5/6e (the fraction) - 2/3e (the fraction)=-24
Answers
Answer:
I believe this is the correct answer. e = 16
a rock is thrown into a pond from a bridge above. The path the rock follows can be modeled by the equation h = - 16t^2 +44t + 12, where t is time and h is the height of the rock. Which of the following expressions is equivalent to this expression?
Answers
Ans
Step-by-step explanation:i dont know
Premium gasoline costs $4.33 per gallon. Noni's car holds 11.6 gallons of gas. What is the estimated cost of filling the tank of Noni's car?
A. $12
B. $48
C. $56
D. $60
Answers
Answer:
It is (B) $48
Step-by-step explanation:
I just finished the unit test and got it right :D
Based on the table, which function represents the same relationship? The x column has 0, 1, 2, 3. The y column has 0.0625, 0.25, 1, and 4.
Answer
A g(x) = (0.25)
B g(x) = 256(0.25)
C92) = 0.0625(4)"
D g(x) = 0.5(4)"
Answers
Answer: C 92) = 0.0625(4)
Step-by-step explanation:
it iz
mang pedro has 20 kilogram of rice.he will repack it in 1/2 kilograms per bag.how many bags will he need?
Answers
Answer:
20,since each kilo of rice fills two bags so he i'll have 40 bags.
answer plsplsplsplsplsplsplsplspls
Answers
Answer:
10 or 5
Step-by-step explanation:
I think 10
Find the percent markup. Round to the nearest whole percent. Store's cost: $100.00 Selling price: $160.00
Answers
Answer:
im here for the points
Step-by-step explanation:
helsea is graphing the function f(x) = 20(One-fourth)x. She begins by plotting the initial value. Which graph represents her first step? On a coordinate plane, the point (0, 0.25) is graphed. On a coordinate plane, the point (0.25, 0) is graphed. On a coordinate plane, the point (0, 20) is graphed. On a coordinate plane, the point (20, 0) is graphed.
Answers
Answer:
C
Step-by-step explanation:
have trust
The following data is from a simple random sample of 12 students GPAs. 3.12 2.45 4.0 3.76 3.54 2.78 3.39 3.21 1.98 3.43 3.98 2.77 Develop a point estimate of the population mean.
Answers
Answer: 3. 2
Step-by-step explanation:
Given the data:
3.12 2.45 4.0 3.76 3.54 2.78 3.39 3.21 1.98 3.43 3.98 2.77
Point estimate of population mean :
Σx / N
(3.12 + 2.45 + 4.0 + 3.76+ 3.54 + 2.78 + 3.39 + 3.21 + 1.98 + 3.43 + 3.98 + 2.77)
= 38.41 / 12
= 3.2008
Simplify the following expression: 17 + 4w - 12 - w
Answers
Answer:
3w+5
Step-by-step explanation:
17+4w -12-w
I hope this help.Also if you have anymore problems with simplifying just visit this app : h t t p s : / / w w w . m a t h w a y . c o m / A l g e b r a
Hudson wants to ride his bicycle 51 miles this week. He has already ridden 12 miles. If he rides for 6 more days, what is the average number of miles he would have to ride each day to meet his goal?
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can someone help with this question?
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What is the value of n?
2n – 1 = 5
Answers
Answer: n=3
Step-by-step explanation:
Think about it 2*3-1. 2x3=6 then minus 1 equals 5.
Answer:
n=3 thats the answer your welcome
5.4+(-6.8)
Please help
Answers
Answer:
-1.4
Step-by-step explanation:
trust me :0
Answer:
-1.4
Step-by-step explanation:
I GIVEEE BRAINLILSTT
Answers
Answer:
(x, y) --> (x + 14, y + 8)
Step-by-step explanation:
Look at 1 original point and its corresponding translated point.
Let's look at F and F'.
To go from F to F', you need to go right in x 14 units.
Then you need to go up in y 8 units.
The translation rule is to add 14 to x and 8 to y.
(x, y) --> (x + 14, y + 8)
Answer:
fhddffhfdjdfgjmtgfjn
Step-by-step explanation:
fgngng ndgngfnngfngfn
6) A right triangle its rotated about an axis that passes through its height as shown. Which type of object will be formed by its rotation? Describe in words or draw a picture
object will be formed by its rotation? Describe in words or draw a picture.
Answers
Answer:
a cone
Step-by-step explanation:
i got it right
Answer:
CONE
Step-by-step explanation:
please answer asap no trolls
Answers
if 50% is 15 what is 75%
Answers
Answer:
22.5
Step-by-step explanation:
50% of a number is 15
let the unknown number be = x
[tex] \frac{50}{100} \times x = 15[/tex]
[tex]x = 15 \div \frac{50}{100} [/tex]
[tex]x = 15 \times \frac{100}{50} [/tex]
[tex]x = \frac{1500}{50} [/tex]
[tex]x = 30[/tex]
75% of 30:
[tex] \frac{75}{100} \times 30 = 22.5[/tex]
17 Number of CD. Produced 100 3000 Number of CDs EXO HORO 1 M Nonth November Sentember July h The scatter plot shows the number of CDs that Disc-O CD factory produced in different months. What is the best prediction for the month in which they will produce 5,500 CDs? (1 Point) November September
Answers
Answer:
july
Step-by-step explanation:
id say its july but i cant see all the options so im not sure thats one of them!
What is the common ratio for the geometric sequence?
54, 36, 24, 16, ...
Answers
Answer:
-1.5
Step-by-step explanation:
a geometric sequence goes from One term the next by multiplying or dividing.
On Wednesday, farmer bell wants to take an inventory of his mango trees He planted 7 rows of mango trees. There are 42 mango trees in each row. How many mango trees does he have altogether?
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Simplify the expression by arranging the steps in sequence, based on the order of operations.
Answers
Answer:
[tex]\displaystyle 6x - 5[/tex]
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightDistributive Property
Algebra I
Terms/Coefficients/DegreesStep-by-step explanation:
Step 1: Define
[tex]\displaystyle \frac{1}{6}(30x + 24) - \frac{1}{7}(63 - 7x)[/tex]
Step 2: Simplify
Distribute: [tex]\displaystyle \frac{1}{6}(30x) + \frac{1}{6}(24) - \frac{1}{7}(63) - \frac{1}{7}(-7x)[/tex]Multiply: [tex]\displaystyle 5x + 4 - 9 + x[/tex]Rearrange: [tex]\displaystyle 5x + x + 4 - 9[/tex]Combine like terms: [tex]\displaystyle 6x - 5[/tex]use the substitution method to solve the system of equations 8x5y=9 y=x+7
Answers
Answer:
( − 7.00006693 , − 0.00006693 ) ( 0.68099975 , 7.68099975 )
Step-by-step explanation:
A child has $9.30 in a piggy bank. If the child spends 13 of the money on a snow cone and then finds $0.75 to put in the piggy bank, how much money does the child now have in the piggy bank?
A. $2.35
B. $3.85
C. $5.45
D. $6.95
Answers
Analyze the diagram below and complete the instructions that follow.
Find sin 60 degree
Answers
Answer:
sin 60° = 0.9
Step-by-step explanation:
sin 60° = cos 30°
cos 30° = 0.866025403
0.866025403 to one significant figure
0.866025403 ~ 0.9
~. means approximately.
therefore sin 60° = cos 30°
sin 60° = 0.9
In the diagram below, what is the approximate length of the minor arc ?
X
O A. 5.7 cm
40"
9 cm
O B. 7.1 cm
N
O C. 6.3 cm
D. 3.1 cm
Answers
Answer: c. 6.3
Step-by-step explanation:
Which data sets have outliers? Check all that apply
14,21,24,25,27,32,35
15,30,35,41,44,50,78
16,32,38,39,41,42,58
17,23,28,31,39,45,75
18,30,34,38,43,45,68
Answers
Answer:
C.16, 32, 38, 39, 41, 42, 58
and
E.18, 30, 34, 38, 43, 45, 68
its C. & E.
they both have outliers lol
10.) Is the table below linear or nonlinear?
Answers
Answer:
The table is not a straight line.
Step-by-step explanation:
it is curved
hi hi hihiihihihihihihihihiih
6.5(6.24-1.69)=?
pls help
Answers
Answer:
29.575
Step-by-step explanation:
6.5(6.24-1.69)= 6.5(4.55) = 29.575
Answer:
[tex]6.5(6.24 - 1.69) \\ = 6.5 \times 4.55 \\ = 29.575[/tex]
29.575 is the right answer.Please help me with this question
Answers
Answer:
3 x 3/4 = 9/4 = 2 1/4
7 x 3/8 =21/8 = 2 5/8
4 x 1/5 = 4/5
5x 2/3 = 10/3 = 3 1/3
Step-by-step explanation:
ANSWER:
3 x 3/4 = 9/4 = 2 1/4
7 x 3/8 = 21/8 = 2 5/8
4 x 1/5 = 4/5
5 x 2/3 = 10/3 = 3 1/3
Step-by-step explanation:
