9-7[5-(5y-5)]=

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Solution for 9-7[5-(5y-5)]= equation:


Simplifying
9 + -7[5 + -1(5y + -5)] = 0

Reorder the terms:
9 + -7[5 + -1(-5 + 5y)] = 0
9 + -7[5 + (-5 * -1 + 5y * -1)] = 0
9 + -7[5 + (5 + -5y)] = 0

Combine like terms: 5 + 5 = 10
9 + -7[10 + -5y] = 0
9 + [10 * -7 + -5y * -7] = 0
9 + [-70 + 35y] = 0

Combine like terms: 9 + -70 = -61
-61 + 35y = 0

Solving
-61 + 35y = 0

Solving for variable 'y'.

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

Add '61' to each side of the equation.
-61 + 61 + 35y = 0 + 61

Combine like terms: -61 + 61 = 0
0 + 35y = 0 + 61
35y = 0 + 61

Combine like terms: 0 + 61 = 61
35y = 61

Divide each side by '35'.
y = 1.742857143

Simplifying
y = 1.742857143

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