-4y+8(-4y+5)=2+8(9-y)

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Solution for -4y+8(-4y+5)=2+8(9-y) equation:


Simplifying
-4y + 8(-4y + 5) = 2 + 8(9 + -1y)

Reorder the terms:
-4y + 8(5 + -4y) = 2 + 8(9 + -1y)
-4y + (5 * 8 + -4y * 8) = 2 + 8(9 + -1y)
-4y + (40 + -32y) = 2 + 8(9 + -1y)

Reorder the terms:
40 + -4y + -32y = 2 + 8(9 + -1y)

Combine like terms: -4y + -32y = -36y
40 + -36y = 2 + 8(9 + -1y)
40 + -36y = 2 + (9 * 8 + -1y * 8)
40 + -36y = 2 + (72 + -8y)

Combine like terms: 2 + 72 = 74
40 + -36y = 74 + -8y

Solving
40 + -36y = 74 + -8y

Solving for variable 'y'.

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

Add '8y' to each side of the equation.
40 + -36y + 8y = 74 + -8y + 8y

Combine like terms: -36y + 8y = -28y
40 + -28y = 74 + -8y + 8y

Combine like terms: -8y + 8y = 0
40 + -28y = 74 + 0
40 + -28y = 74

Add '-40' to each side of the equation.
40 + -40 + -28y = 74 + -40

Combine like terms: 40 + -40 = 0
0 + -28y = 74 + -40
-28y = 74 + -40

Combine like terms: 74 + -40 = 34
-28y = 34

Divide each side by '-28'.
y = -1.214285714

Simplifying
y = -1.214285714

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