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5 votes
‐4x+7y=‐13
-2x+8y=‐2
Solve the system of equation

User Mathis
by
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2 Answers

3 votes

Answer:

(5,1)

Explanation:

4x + 7•(x /4-1/4) = -13

-9x/4 = -45/4

-9x = -45

Solve equation for the variable x

9x = 45

x = 5

By now we know this much :

x = 5

y = x/4-1/4

Use the x value to solve for y

y = (/4)(5)-1/4 = 1

User Karan Goel
by
7.7k points
2 votes

Answer: Solve for the first variable in one of the equations, then substitute the result into the other equation.

Point Form: (5,1)

Equation Form: x=5,y=1

User Scymex
by
8.1k points

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