9x+9=20-7

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Solution for 9x+9=20-7 equation:


Simplifying
9x + 9 = 20 + -7

Reorder the terms:
9 + 9x = 20 + -7

Combine like terms: 20 + -7 = 13
9 + 9x = 13

Solving
9 + 9x = 13

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 9x = 13 + -9

Combine like terms: 9 + -9 = 0
0 + 9x = 13 + -9
9x = 13 + -9

Combine like terms: 13 + -9 = 4
9x = 4

Divide each side by '9'.
x = 0.4444444444

Simplifying
x = 0.4444444444

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