3x+4(3x-18)=63

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Solution for 3x+4(3x-18)=63 equation:


Simplifying
3x + 4(3x + -18) = 63

Reorder the terms:
3x + 4(-18 + 3x) = 63
3x + (-18 * 4 + 3x * 4) = 63
3x + (-72 + 12x) = 63

Reorder the terms:
-72 + 3x + 12x = 63

Combine like terms: 3x + 12x = 15x
-72 + 15x = 63

Solving
-72 + 15x = 63

Solving for variable 'x'.

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

Add '72' to each side of the equation.
-72 + 72 + 15x = 63 + 72

Combine like terms: -72 + 72 = 0
0 + 15x = 63 + 72
15x = 63 + 72

Combine like terms: 63 + 72 = 135
15x = 135

Divide each side by '15'.
x = 9

Simplifying
x = 9

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