84=-3x+135

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Solution for 84=-3x+135 equation:


Simplifying
84 = -3x + 135

Reorder the terms:
84 = 135 + -3x

Solving
84 = 135 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
84 + 3x = 135 + -3x + 3x

Combine like terms: -3x + 3x = 0
84 + 3x = 135 + 0
84 + 3x = 135

Add '-84' to each side of the equation.
84 + -84 + 3x = 135 + -84

Combine like terms: 84 + -84 = 0
0 + 3x = 135 + -84
3x = 135 + -84

Combine like terms: 135 + -84 = 51
3x = 51

Divide each side by '3'.
x = 17

Simplifying
x = 17

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