21+x-14+9x=

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Solution for 21+x-14+9x= equation:


Simplifying
21 + x + -14 + 9x = 0

Reorder the terms:
21 + -14 + x + 9x = 0

Combine like terms: 21 + -14 = 7
7 + x + 9x = 0

Combine like terms: x + 9x = 10x
7 + 10x = 0

Solving
7 + 10x = 0

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 10x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 10x = 0 + -7
10x = 0 + -7

Combine like terms: 0 + -7 = -7
10x = -7

Divide each side by '10'.
x = -0.7

Simplifying
x = -0.7

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