5x+12=84-3

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Solution for 5x+12=84-3 equation:


Simplifying
5x + 12 = 84 + -3

Reorder the terms:
12 + 5x = 84 + -3

Combine like terms: 84 + -3 = 81
12 + 5x = 81

Solving
12 + 5x = 81

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 5x = 81 + -12

Combine like terms: 12 + -12 = 0
0 + 5x = 81 + -12
5x = 81 + -12

Combine like terms: 81 + -12 = 69
5x = 69

Divide each side by '5'.
x = 13.8

Simplifying
x = 13.8

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