3(x-6)+2x=2x+21

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Solution for 3(x-6)+2x=2x+21 equation:


Simplifying
3(x + -6) + 2x = 2x + 21

Reorder the terms:
3(-6 + x) + 2x = 2x + 21
(-6 * 3 + x * 3) + 2x = 2x + 21
(-18 + 3x) + 2x = 2x + 21

Combine like terms: 3x + 2x = 5x
-18 + 5x = 2x + 21

Reorder the terms:
-18 + 5x = 21 + 2x

Solving
-18 + 5x = 21 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-18 + 5x + -2x = 21 + 2x + -2x

Combine like terms: 5x + -2x = 3x
-18 + 3x = 21 + 2x + -2x

Combine like terms: 2x + -2x = 0
-18 + 3x = 21 + 0
-18 + 3x = 21

Add '18' to each side of the equation.
-18 + 18 + 3x = 21 + 18

Combine like terms: -18 + 18 = 0
0 + 3x = 21 + 18
3x = 21 + 18

Combine like terms: 21 + 18 = 39
3x = 39

Divide each side by '3'.
x = 13

Simplifying
x = 13

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