5x-10=-4x-21

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Solution for 5x-10=-4x-21 equation:


Simplifying
5x + -10 = -4x + -21

Reorder the terms:
-10 + 5x = -4x + -21

Reorder the terms:
-10 + 5x = -21 + -4x

Solving
-10 + 5x = -21 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
-10 + 5x + 4x = -21 + -4x + 4x

Combine like terms: 5x + 4x = 9x
-10 + 9x = -21 + -4x + 4x

Combine like terms: -4x + 4x = 0
-10 + 9x = -21 + 0
-10 + 9x = -21

Add '10' to each side of the equation.
-10 + 10 + 9x = -21 + 10

Combine like terms: -10 + 10 = 0
0 + 9x = -21 + 10
9x = -21 + 10

Combine like terms: -21 + 10 = -11
9x = -11

Divide each side by '9'.
x = -1.222222222

Simplifying
x = -1.222222222

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