3x+30+4x+18=180

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Solution for 3x+30+4x+18=180 equation:


Simplifying
3x + 30 + 4x + 18 = 180

Reorder the terms:
30 + 18 + 3x + 4x = 180

Combine like terms: 30 + 18 = 48
48 + 3x + 4x = 180

Combine like terms: 3x + 4x = 7x
48 + 7x = 180

Solving
48 + 7x = 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 + 7x = 180 + -48

Combine like terms: 48 + -48 = 0
0 + 7x = 180 + -48
7x = 180 + -48

Combine like terms: 180 + -48 = 132
7x = 132

Divide each side by '7'.
x = 18.85714286

Simplifying
x = 18.85714286

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