9+11x=-5x+21

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Solution for 9+11x=-5x+21 equation:


Simplifying
9 + 11x = -5x + 21

Reorder the terms:
9 + 11x = 21 + -5x

Solving
9 + 11x = 21 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
9 + 11x + 5x = 21 + -5x + 5x

Combine like terms: 11x + 5x = 16x
9 + 16x = 21 + -5x + 5x

Combine like terms: -5x + 5x = 0
9 + 16x = 21 + 0
9 + 16x = 21

Add '-9' to each side of the equation.
9 + -9 + 16x = 21 + -9

Combine like terms: 9 + -9 = 0
0 + 16x = 21 + -9
16x = 21 + -9

Combine like terms: 21 + -9 = 12
16x = 12

Divide each side by '16'.
x = 0.75

Simplifying
x = 0.75

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