3x+87=120

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Solution for 3x+87=120 equation: 


Simplifying
3x + 87 = 120

Reorder the terms:
87 + 3x = 120

Solving
87 + 3x = 120

Solving for variable 'x'.

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

Add '-87' to each side of the equation.
87 + -87 + 3x = 120 + -87

Combine like terms: 87 + -87 = 0
0 + 3x = 120 + -87
3x = 120 + -87

Combine like terms: 120 + -87 = 33
3x = 33

Divide each side by '3'.
x = 11

Simplifying
x = 11

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