5x+45+2x+90=180

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Solution for 5x+45+2x+90=180 equation:


Simplifying
5x + 45 + 2x + 90 = 180

Reorder the terms:
45 + 90 + 5x + 2x = 180

Combine like terms: 45 + 90 = 135
135 + 5x + 2x = 180

Combine like terms: 5x + 2x = 7x
135 + 7x = 180

Solving
135 + 7x = 180

Solving for variable 'x'.

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

Add '-135' to each side of the equation.
135 + -135 + 7x = 180 + -135

Combine like terms: 135 + -135 = 0
0 + 7x = 180 + -135
7x = 180 + -135

Combine like terms: 180 + -135 = 45
7x = 45

Divide each side by '7'.
x = 6.428571429

Simplifying
x = 6.428571429

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