7-2[3-(2y-5)]=

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Solution for 7-2[3-(2y-5)]= equation:


Simplifying
7 + -2[3 + -1(2y + -5)] = 0

Reorder the terms:
7 + -2[3 + -1(-5 + 2y)] = 0
7 + -2[3 + (-5 * -1 + 2y * -1)] = 0
7 + -2[3 + (5 + -2y)] = 0

Combine like terms: 3 + 5 = 8
7 + -2[8 + -2y] = 0
7 + [8 * -2 + -2y * -2] = 0
7 + [-16 + 4y] = 0

Combine like terms: 7 + -16 = -9
-9 + 4y = 0

Solving
-9 + 4y = 0

Solving for variable 'y'.

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

Add '9' to each side of the equation.
-9 + 9 + 4y = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 4y = 0 + 9
4y = 0 + 9

Combine like terms: 0 + 9 = 9
4y = 9

Divide each side by '4'.
y = 2.25

Simplifying
y = 2.25

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