SOLUTION: how do you solve this? -1/4(-32x=40y) & this 3(x+4y)+(-4)(8x-y)

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Question 7821: how do you solve this?
-1/4(-32x=40y)
& this
3(x+4y)+(-4)(8x-y)

Answer by bonster(299)   (Show Source): You can put this solution on YOUR website!

(-32x=40y)
8x=40y
(8x)=(40y)
x=5y

x=5y
x=5y
=y


3(x+4y)+(-4)(8x-y)
=(3)(x)+(3)(4y)+(-4)(8x)+(-4)(-y)
=3x+12y-32x+4y
=-29x+16y

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