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4 votes
Solve the system of equations-5x-7y=23and 3x+4y=12 by combining the equations

Solve the system of equations-5x-7y=23and 3x+4y=12 by combining the equations-example-1
User Xiaozou
by
7.4k points

2 Answers

3 votes

Answer:

Explanation:

32

User Ooberdan
by
7.8k points
3 votes

Answer:

x=8 and y= -9

Explanation:

(-5x-7y=23)x3

(3x+4y=-12)x5

-15x-21y=69

15x+20y=-60

-y=9

y=-9

x=8

User George Lund
by
7.9k points

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