21x+3+13x+7=180

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Solution for 21x+3+13x+7=180 equation: 


Simplifying
21x + 3 + 13x + 7 = 180

Reorder the terms:
3 + 7 + 21x + 13x = 180

Combine like terms: 3 + 7 = 10
10 + 21x + 13x = 180

Combine like terms: 21x + 13x = 34x
10 + 34x = 180

Solving
10 + 34x = 180

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 34x = 180 + -10

Combine like terms: 10 + -10 = 0
0 + 34x = 180 + -10
34x = 180 + -10

Combine like terms: 180 + -10 = 170
34x = 170

Divide each side by '34'.
x = 5

Simplifying
x = 5

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