7(x+9)=12x+28

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Solution for 7(x+9)=12x+28 equation:


Simplifying
7(x + 9) = 12x + 28

Reorder the terms:
7(9 + x) = 12x + 28
(9 * 7 + x * 7) = 12x + 28
(63 + 7x) = 12x + 28

Reorder the terms:
63 + 7x = 28 + 12x

Solving
63 + 7x = 28 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
63 + 7x + -12x = 28 + 12x + -12x

Combine like terms: 7x + -12x = -5x
63 + -5x = 28 + 12x + -12x

Combine like terms: 12x + -12x = 0
63 + -5x = 28 + 0
63 + -5x = 28

Add '-63' to each side of the equation.
63 + -63 + -5x = 28 + -63

Combine like terms: 63 + -63 = 0
0 + -5x = 28 + -63
-5x = 28 + -63

Combine like terms: 28 + -63 = -35
-5x = -35

Divide each side by '-5'.
x = 7

Simplifying
x = 7

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