4x-3x+2+9=21

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Solution for 4x-3x+2+9=21 equation: 


Simplifying
4x + -3x + 2 + 9 = 21

Reorder the terms:
2 + 9 + 4x + -3x = 21

Combine like terms: 2 + 9 = 11
11 + 4x + -3x = 21

Combine like terms: 4x + -3x = 1x
11 + 1x = 21

Solving
11 + 1x = 21

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + 1x = 21 + -11

Combine like terms: 11 + -11 = 0
0 + 1x = 21 + -11
1x = 21 + -11

Combine like terms: 21 + -11 = 10
1x = 10

Divide each side by '1'.
x = 10

Simplifying
x = 10

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