10-21=2x-5

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Solution for 10-21=2x-5 equation:


Simplifying
10 + -21 = 2x + -5

Combine like terms: 10 + -21 = -11
-11 = 2x + -5

Reorder the terms:
-11 = -5 + 2x

Solving
-11 = -5 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-11 + -2x = -5 + 2x + -2x

Combine like terms: 2x + -2x = 0
-11 + -2x = -5 + 0
-11 + -2x = -5

Add '11' to each side of the equation.
-11 + 11 + -2x = -5 + 11

Combine like terms: -11 + 11 = 0
0 + -2x = -5 + 11
-2x = -5 + 11

Combine like terms: -5 + 11 = 6
-2x = 6

Divide each side by '-2'.
x = -3

Simplifying
x = -3

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