Question

Solve: 4x+4y=34, x+4y=16

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Answer 1

Answer:

x = -6

Step-by-step explanation:

4x + 4y = 34 - equation 1

x + 4y = 16 - equation 2

eq 1 = 4x + 4y = 34

4y = 34 - 4x

Put value of 4y in eq 2

eq 2 = x + 4y = 16

x + 34 - 4x = 16

x - 4x = 16 - 34

3x = -18

x = -18 ÷ 3

x = -6