-2(-2y+5)-5y=7(y-3)-7

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


Simplifying
-2(-2y + 5) + -5y = 7(y + -3) + -7

Reorder the terms:
-2(5 + -2y) + -5y = 7(y + -3) + -7
(5 * -2 + -2y * -2) + -5y = 7(y + -3) + -7
(-10 + 4y) + -5y = 7(y + -3) + -7

Combine like terms: 4y + -5y = -1y
-10 + -1y = 7(y + -3) + -7

Reorder the terms:
-10 + -1y = 7(-3 + y) + -7
-10 + -1y = (-3 * 7 + y * 7) + -7
-10 + -1y = (-21 + 7y) + -7

Reorder the terms:
-10 + -1y = -21 + -7 + 7y

Combine like terms: -21 + -7 = -28
-10 + -1y = -28 + 7y

Solving
-10 + -1y = -28 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
-10 + -1y + -7y = -28 + 7y + -7y

Combine like terms: -1y + -7y = -8y
-10 + -8y = -28 + 7y + -7y

Combine like terms: 7y + -7y = 0
-10 + -8y = -28 + 0
-10 + -8y = -28

Add '10' to each side of the equation.
-10 + 10 + -8y = -28 + 10

Combine like terms: -10 + 10 = 0
0 + -8y = -28 + 10
-8y = -28 + 10

Combine like terms: -28 + 10 = -18
-8y = -18

Divide each side by '-8'.
y = 2.25

Simplifying
y = 2.25

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