7x+5x-18=54-6

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Solution for 7x+5x-18=54-6 equation:


Simplifying
7x + 5x + -18 = 54 + -6

Reorder the terms:
-18 + 7x + 5x = 54 + -6

Combine like terms: 7x + 5x = 12x
-18 + 12x = 54 + -6

Combine like terms: 54 + -6 = 48
-18 + 12x = 48

Solving
-18 + 12x = 48

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + 12x = 48 + 18

Combine like terms: -18 + 18 = 0
0 + 12x = 48 + 18
12x = 48 + 18

Combine like terms: 48 + 18 = 66
12x = 66

Divide each side by '12'.
x = 5.5

Simplifying
x = 5.5

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