(3x+12)+(4x-18)=180

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Solution for (3x+12)+(4x-18)=180 equation:


Simplifying
(3x + 12) + (4x + -18) = 180

Reorder the terms:
(12 + 3x) + (4x + -18) = 180

Remove parenthesis around (12 + 3x)
12 + 3x + (4x + -18) = 180

Reorder the terms:
12 + 3x + (-18 + 4x) = 180

Remove parenthesis around (-18 + 4x)
12 + 3x + -18 + 4x = 180

Reorder the terms:
12 + -18 + 3x + 4x = 180

Combine like terms: 12 + -18 = -6
-6 + 3x + 4x = 180

Combine like terms: 3x + 4x = 7x
-6 + 7x = 180

Solving
-6 + 7x = 180

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + 7x = 180 + 6

Combine like terms: -6 + 6 = 0
0 + 7x = 180 + 6
7x = 180 + 6

Combine like terms: 180 + 6 = 186
7x = 186

Divide each side by '7'.
x = 26.57142857

Simplifying
x = 26.57142857

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