3x-45=8x

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Solution for 3x-45=8x equation:


Simplifying
3x + -45 = 8x

Reorder the terms:
-45 + 3x = 8x

Solving
-45 + 3x = 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-45 + 3x + -8x = 8x + -8x

Combine like terms: 3x + -8x = -5x
-45 + -5x = 8x + -8x

Combine like terms: 8x + -8x = 0
-45 + -5x = 0

Add '45' to each side of the equation.
-45 + 45 + -5x = 0 + 45

Combine like terms: -45 + 45 = 0
0 + -5x = 0 + 45
-5x = 0 + 45

Combine like terms: 0 + 45 = 45
-5x = 45

Divide each side by '-5'.
x = -9

Simplifying
x = -9

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