7-5[2-(4y-4)]=

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Solution for 7-5[2-(4y-4)]= equation:


Simplifying
7 + -5[2 + -1(4y + -4)] = 0

Reorder the terms:
7 + -5[2 + -1(-4 + 4y)] = 0
7 + -5[2 + (-4 * -1 + 4y * -1)] = 0
7 + -5[2 + (4 + -4y)] = 0

Combine like terms: 2 + 4 = 6
7 + -5[6 + -4y] = 0
7 + [6 * -5 + -4y * -5] = 0
7 + [-30 + 20y] = 0

Combine like terms: 7 + -30 = -23
-23 + 20y = 0

Solving
-23 + 20y = 0

Solving for variable 'y'.

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

Add '23' to each side of the equation.
-23 + 23 + 20y = 0 + 23

Combine like terms: -23 + 23 = 0
0 + 20y = 0 + 23
20y = 0 + 23

Combine like terms: 0 + 23 = 23
20y = 23

Divide each side by '20'.
y = 1.15

Simplifying
y = 1.15

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