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3(y-x)-2(5x-4y)-(-8x+2y)+4x-7y if x= -4 and y=8
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3(y-x)-2(5x-4y)-(-8x+2y)+4x-7y if x= -4 and y=8

User Aexyn
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1 Answer

5 votes

Answer:

84

Explanation:

3(y-x)-2(5x-4y)-(-8x+2y)+4x-7y if x = -4 and y = 8

3(8 -(-4) - 2(5(-4)-4(8) -(-8(-4) + 2(8)) + 4(-4) - 7(8)

= 3(12) - 2(-20 - 32) - (-32 + 16) - 16 - 56

= 36 - 2(-52) - (-16) - 16 - 56

= 36 + 104 + 16 - 16 - 56

= 140 + 16 - 16 - 56

= 156 - 16 - 56

= 140 - 56

= 84

User Cros
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