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

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


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

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

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

Reorder the terms:
-45 + -39y = -7 + -32y + -2y

Combine like terms: -32y + -2y = -34y
-45 + -39y = -7 + -34y

Solving
-45 + -39y = -7 + -34y

Solving for variable 'y'.

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

Add '34y' to each side of the equation.
-45 + -39y + 34y = -7 + -34y + 34y

Combine like terms: -39y + 34y = -5y
-45 + -5y = -7 + -34y + 34y

Combine like terms: -34y + 34y = 0
-45 + -5y = -7 + 0
-45 + -5y = -7

Add '45' to each side of the equation.
-45 + 45 + -5y = -7 + 45

Combine like terms: -45 + 45 = 0
0 + -5y = -7 + 45
-5y = -7 + 45

Combine like terms: -7 + 45 = 38
-5y = 38

Divide each side by '-5'.
y = -7.6

Simplifying
y = -7.6

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