3 years ago

4x + 5y = 22 7x - 3y = -32

Mathematics

1 answer:

lana66690 [7]3 years ago

3 0

Answer:

x = -2

y = 6

Step-by-step explanation:

i multiplied the 1st equation by 3 and the 2nd by 5 to get the y-terms to zero out

12x + 15y = 66

+ <u>35x - 15y = -160</u>

47x = -94

x = -94/47

x = -2

substitute -2 for 'x' to solve for 'y':

4(-2) + 5y = 22

-8 + 5y = 22

5y = 30

y = 6

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