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

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


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

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

Combine like terms: 9 + 9 = 18
2 + -5[18 + -7y] = 0
2 + [18 * -5 + -7y * -5] = 0
2 + [-90 + 35y] = 0

Combine like terms: 2 + -90 = -88
-88 + 35y = 0

Solving
-88 + 35y = 0

Solving for variable 'y'.

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

Add '88' to each side of the equation.
-88 + 88 + 35y = 0 + 88

Combine like terms: -88 + 88 = 0
0 + 35y = 0 + 88
35y = 0 + 88

Combine like terms: 0 + 88 = 88
35y = 88

Divide each side by '35'.
y = 2.514285714

Simplifying
y = 2.514285714

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