-2=8(y-4)+7y

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Solution for -2=8(y-4)+7y equation:


Simplifying
-2 = 8(y + -4) + 7y

Reorder the terms:
-2 = 8(-4 + y) + 7y
-2 = (-4 * 8 + y * 8) + 7y
-2 = (-32 + 8y) + 7y

Combine like terms: 8y + 7y = 15y
-2 = -32 + 15y

Solving
-2 = -32 + 15y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-15y' to each side of the equation.
-2 + -15y = -32 + 15y + -15y

Combine like terms: 15y + -15y = 0
-2 + -15y = -32 + 0
-2 + -15y = -32

Add '2' to each side of the equation.
-2 + 2 + -15y = -32 + 2

Combine like terms: -2 + 2 = 0
0 + -15y = -32 + 2
-15y = -32 + 2

Combine like terms: -32 + 2 = -30
-15y = -30

Divide each side by '-15'.
y = 2

Simplifying
y = 2

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