7-9[5-(8y-5)]=

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Solution for 7-9[5-(8y-5)]= equation:


Simplifying
7 + -9[5 + -1(8y + -5)] = 0

Reorder the terms:
7 + -9[5 + -1(-5 + 8y)] = 0
7 + -9[5 + (-5 * -1 + 8y * -1)] = 0
7 + -9[5 + (5 + -8y)] = 0

Combine like terms: 5 + 5 = 10
7 + -9[10 + -8y] = 0
7 + [10 * -9 + -8y * -9] = 0
7 + [-90 + 72y] = 0

Combine like terms: 7 + -90 = -83
-83 + 72y = 0

Solving
-83 + 72y = 0

Solving for variable 'y'.

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

Add '83' to each side of the equation.
-83 + 83 + 72y = 0 + 83

Combine like terms: -83 + 83 = 0
0 + 72y = 0 + 83
72y = 0 + 83

Combine like terms: 0 + 83 = 83
72y = 83

Divide each side by '72'.
y = 1.152777778

Simplifying
y = 1.152777778

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