9(x+6)=2(5x+21)

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Solution for 9(x+6)=2(5x+21) equation:


Simplifying
9(x + 6) = 2(5x + 21)

Reorder the terms:
9(6 + x) = 2(5x + 21)
(6 * 9 + x * 9) = 2(5x + 21)
(54 + 9x) = 2(5x + 21)

Reorder the terms:
54 + 9x = 2(21 + 5x)
54 + 9x = (21 * 2 + 5x * 2)
54 + 9x = (42 + 10x)

Solving
54 + 9x = 42 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
54 + 9x + -10x = 42 + 10x + -10x

Combine like terms: 9x + -10x = -1x
54 + -1x = 42 + 10x + -10x

Combine like terms: 10x + -10x = 0
54 + -1x = 42 + 0
54 + -1x = 42

Add '-54' to each side of the equation.
54 + -54 + -1x = 42 + -54

Combine like terms: 54 + -54 = 0
0 + -1x = 42 + -54
-1x = 42 + -54

Combine like terms: 42 + -54 = -12
-1x = -12

Divide each side by '-1'.
x = 12

Simplifying
x = 12

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