45+x+x+3=180

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


Simplifying
45 + x + x + 3 = 180

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

Combine like terms: 45 + 3 = 48
48 + x + x = 180

Combine like terms: x + x = 2x
48 + 2x = 180

Solving
48 + 2x = 180

Solving for variable 'x'.

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

Add '-48' to each side of the equation.
48 + -48 + 2x = 180 + -48

Combine like terms: 48 + -48 = 0
0 + 2x = 180 + -48
2x = 180 + -48

Combine like terms: 180 + -48 = 132
2x = 132

Divide each side by '2'.
x = 66

Simplifying
x = 66

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