42y-45-81y=-32y-7y-2y

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Solution for 42y-45-81y=-32y-7y-2y equation:


Simplifying
42y + -45 + -81y = -32y + -7y + -2y

Reorder the terms:
-45 + 42y + -81y = -32y + -7y + -2y

Combine like terms: 42y + -81y = -39y
-45 + -39y = -32y + -7y + -2y

Combine like terms: -32y + -7y = -39y
-45 + -39y = -39y + -2y

Combine like terms: -39y + -2y = -41y
-45 + -39y = -41y

Solving
-45 + -39y = -41y

Solving for variable 'y'.

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

Add '41y' to each side of the equation.
-45 + -39y + 41y = -41y + 41y

Combine like terms: -39y + 41y = 2y
-45 + 2y = -41y + 41y

Combine like terms: -41y + 41y = 0
-45 + 2y = 0

Add '45' to each side of the equation.
-45 + 45 + 2y = 0 + 45

Combine like terms: -45 + 45 = 0
0 + 2y = 0 + 45
2y = 0 + 45

Combine like terms: 0 + 45 = 45
2y = 45

Divide each side by '2'.
y = 22.5

Simplifying
y = 22.5

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