7x+14+5x+40=138

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Solution for 7x+14+5x+40=138 equation:


Simplifying
7x + 14 + 5x + 40 = 138

Reorder the terms:
14 + 40 + 7x + 5x = 138

Combine like terms: 14 + 40 = 54
54 + 7x + 5x = 138

Combine like terms: 7x + 5x = 12x
54 + 12x = 138

Solving
54 + 12x = 138

Solving for variable 'x'.

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

Add '-54' to each side of the equation.
54 + -54 + 12x = 138 + -54

Combine like terms: 54 + -54 = 0
0 + 12x = 138 + -54
12x = 138 + -54

Combine like terms: 138 + -54 = 84
12x = 84

Divide each side by '12'.
x = 7

Simplifying
x = 7

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