9x+8+9x+5=121

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Solution for 9x+8+9x+5=121 equation:


Simplifying
9x + 8 + 9x + 5 = 121

Reorder the terms:
8 + 5 + 9x + 9x = 121

Combine like terms: 8 + 5 = 13
13 + 9x + 9x = 121

Combine like terms: 9x + 9x = 18x
13 + 18x = 121

Solving
13 + 18x = 121

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 18x = 121 + -13

Combine like terms: 13 + -13 = 0
0 + 18x = 121 + -13
18x = 121 + -13

Combine like terms: 121 + -13 = 108
18x = 108

Divide each side by '18'.
x = 6

Simplifying
x = 6

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