2-9[2-(7y-4)]=

Solution for 2-9[2-(7y-4)]= equation:

Simplifying
2 + -9[2 + -1(7y + -4)] = 0

Reorder the terms:
2 + -9[2 + -1(-4 + 7y)] = 0
2 + -9[2 + (-4 * -1 + 7y * -1)] = 0
2 + -9[2 + (4 + -7y)] = 0

Combine like terms: 2 + 4 = 6
2 + -9[6 + -7y] = 0
2 + [6 * -9 + -7y * -9] = 0
2 + [-54 + 63y] = 0

Combine like terms: 2 + -54 = -52
-52 + 63y = 0

Solving
-52 + 63y = 0

Solving for variable 'y'.

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

Add '52' to each side of the equation.
-52 + 52 + 63y = 0 + 52

Combine like terms: -52 + 52 = 0
0 + 63y = 0 + 52
63y = 0 + 52

Combine like terms: 0 + 52 = 52
63y = 52

Divide each side by '63'.
y = 0.8253968254

Simplifying
y = 0.8253968254