5-9[2-(9y-7)]=

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Solution for 5-9[2-(9y-7)]= equation:


Simplifying
5 + -9[2 + -1(9y + -7)] = 0

Reorder the terms:
5 + -9[2 + -1(-7 + 9y)] = 0
5 + -9[2 + (-7 * -1 + 9y * -1)] = 0
5 + -9[2 + (7 + -9y)] = 0

Combine like terms: 2 + 7 = 9
5 + -9[9 + -9y] = 0
5 + [9 * -9 + -9y * -9] = 0
5 + [-81 + 81y] = 0

Combine like terms: 5 + -81 = -76
-76 + 81y = 0

Solving
-76 + 81y = 0

Solving for variable 'y'.

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

Add '76' to each side of the equation.
-76 + 76 + 81y = 0 + 76

Combine like terms: -76 + 76 = 0
0 + 81y = 0 + 76
81y = 0 + 76

Combine like terms: 0 + 76 = 76
81y = 76

Divide each side by '81'.
y = 0.9382716049

Simplifying
y = 0.9382716049

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