4x+11=9x+21

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Solution for 4x+11=9x+21 equation:


Simplifying
4x + 11 = 9x + 21

Reorder the terms:
11 + 4x = 9x + 21

Reorder the terms:
11 + 4x = 21 + 9x

Solving
11 + 4x = 21 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
11 + 4x + -9x = 21 + 9x + -9x

Combine like terms: 4x + -9x = -5x
11 + -5x = 21 + 9x + -9x

Combine like terms: 9x + -9x = 0
11 + -5x = 21 + 0
11 + -5x = 21

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

Combine like terms: 11 + -11 = 0
0 + -5x = 21 + -11
-5x = 21 + -11

Combine like terms: 21 + -11 = 10
-5x = 10

Divide each side by '-5'.
x = -2

Simplifying
x = -2

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