1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
frez [133]
2 years ago
10

8) x - 5y = -15 x - 2y = -12

Mathematics
2 answers:
katrin2010 [14]2 years ago
7 0

Answer:

x = -10

y = 1

Step-by-step explanation:

x - 5y = -15

x - 2y = -12

__________--

-3y = -3

y = -3/-3

y = 1

x - 2y = -12

x - 2(1) = -12

x - 2 = -12

x = -12 + 2

x = -10

Alex787 [66]2 years ago
6 0

Answer:

If solving for X. (didn't know if you were solving for X or Y.

x=2y-12

x=5y-15

Step-by-step explanation:

x-2y=-12

+2y on both sides

x=2y-12

x-5y=-15

+5y on both sides

x=5y-15

You might be interested in
Write an expression for the area of this sweetuare
nata0808 [166]
Length = x + y

Area of a square = Length x Length

The expression can be :

1)  Area of the square = (x + y)(x + y) 

2) Area of the square = (x + y)²

3) Area of the square = x² + 2xy + y²
5 0
3 years ago
Mark wants to paint a mural. He has 1 1/4 gallons of yellow paint, 1 1/5 gallons of green paint, and 7/8 gallon of blue paint. M
Irina18 [472]

Answer:

1  3/40

Step-by-step explanation:

1  1/4 +1 1/5 +7/8= 3  13/40

3/4  .3= 2 1/4

3 13/40 -  2 1/4

4 0
3 years ago
4. Let f(x) = 2x +1 and g(x) = x². Find (gºf)(a).
PolarNik [594]

Answer:

Step-by-step explanation:

hello :

f(x) = 2x +1 and g(x) = x².

(gºf)(a)= g(f(a)) = g(2a+1) = (2a+1)² = 4a²+4a+1

3 0
3 years ago
4a^5-2a^5+4b+b How to combine this into likewise terms (^number stands for exponents) need help today pls!!!​
Nat2105 [25]

Answer: 2a^5+5b

Step-by-step explanation:

This is actually pretty simple

The exponent with the same power can be subtracted so

4a^5-2a^5 is 2a^5 like 4x-2x which is equal to 2x

4b+b is equal to 5b

2a^5+5b is your answer

4 0
3 years ago
Use the drop-down menus to choose steps in order to correctly solve<br> 4k−6=−2k−16−2 for k.
RoseWind [281]

From figure 1: -

From figure 2: 12

From figure 3: 6

From figure 4: -12

From figure 5: -2

Step-by-step explanation:

We need to solve the equation 4k-6=-2k-16-2 for k.

Solving:

4k-6=-2k-16-2\\4k-6=-2k-18\\4k=-2k-18+6\\4k=-2k-12\\4k+2k=-12\\6k=-12\\k=\frac{-12}{6}\\k=-2

So, the options to be selected are:

From figure 1: -

From figure 2: 12

From figure 3: 6

From figure 4: -12

From figure 5: -2

Keywords: Solving equations

Learn more about Solving equations at:

  • brainly.com/question/1616605
  • brainly.com/question/2586096
  • brainly.com/question/4046256

#learnwithBrainly

7 0
2 years ago
Other questions:
  • A bakery sold 101 cupcakes in one day. The head baker predicted he would sell 81 cupcakes that day. What was the percent error o
    9·1 answer
  • PLEASE HELP QUICKLY: GEOMETRY
    11·1 answer
  • There are 12 months in 1 year. If Carrick is 11years d ,how many months old is he?
    12·2 answers
  • Which equation has the solution x = 2 ? *
    11·1 answer
  • What's 3,897.003 in expanded form.
    10·1 answer
  • If 6t-3=-177 what is the value of the variable
    13·2 answers
  • Answer number 2 for me plz and thank you
    10·2 answers
  • NEED HELP, LIMITED TIME, HURRY
    11·2 answers
  • A video game enthusiast is planning to attend a convention
    15·1 answer
  • What is the sqaure root of 100 im in 8th
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!