10-5x=21

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Solution for 10-5x=21 equation: 


Simplifying
10 + -5x = 21

Solving
10 + -5x = 21

Solving for variable 'x'.

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

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

Combine like terms: 10 + -10 = 0
0 + -5x = 21 + -10
-5x = 21 + -10

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

Divide each side by '-5'.
x = -2.2

Simplifying
x = -2.2

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