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1 vote
PLLLLSSS HELLPP

Use the substitution method to solve the system of equations.
8x + 5y = 9
y = x + 7

2 Answers

4 votes

Answer: I believe the answer would be (-2, 5) Hope this helped!

User Didier
by
8.8k points
6 votes

Answer:

point form: (-2,5)

Explanation:

8x + 5y = 9

y = x + 7

sub. y into the first one

8x + 5(x + 7) = 9

8x + 5x + 35 = 9

13x + 35 = 9

solve for x

13x = -26

x = -2

solve for y

y = x + 7

y = -2 + 7

y = 5

User Loren
by
8.6k points

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