3x+45+7x-7=180

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Solution for 3x+45+7x-7=180 equation:


Simplifying
3x + 45 + 7x + -7 = 180

Reorder the terms:
45 + -7 + 3x + 7x = 180

Combine like terms: 45 + -7 = 38
38 + 3x + 7x = 180

Combine like terms: 3x + 7x = 10x
38 + 10x = 180

Solving
38 + 10x = 180

Solving for variable 'x'.

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

Add '-38' to each side of the equation.
38 + -38 + 10x = 180 + -38

Combine like terms: 38 + -38 = 0
0 + 10x = 180 + -38
10x = 180 + -38

Combine like terms: 180 + -38 = 142
10x = 142

Divide each side by '10'.
x = 14.2

Simplifying
x = 14.2

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