7(x+9)=3x+99

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Solution for 7(x+9)=3x+99 equation:


Simplifying
7(x + 9) = 3x + 99

Reorder the terms:
7(9 + x) = 3x + 99
(9 * 7 + x * 7) = 3x + 99
(63 + 7x) = 3x + 99

Reorder the terms:
63 + 7x = 99 + 3x

Solving
63 + 7x = 99 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
63 + 7x + -3x = 99 + 3x + -3x

Combine like terms: 7x + -3x = 4x
63 + 4x = 99 + 3x + -3x

Combine like terms: 3x + -3x = 0
63 + 4x = 99 + 0
63 + 4x = 99

Add '-63' to each side of the equation.
63 + -63 + 4x = 99 + -63

Combine like terms: 63 + -63 = 0
0 + 4x = 99 + -63
4x = 99 + -63

Combine like terms: 99 + -63 = 36
4x = 36

Divide each side by '4'.
x = 9

Simplifying
x = 9

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