-5x+2(x-6)=21

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Solution for -5x+2(x-6)=21 equation:


Simplifying
-5x + 2(x + -6) = 21

Reorder the terms:
-5x + 2(-6 + x) = 21
-5x + (-6 * 2 + x * 2) = 21
-5x + (-12 + 2x) = 21

Reorder the terms:
-12 + -5x + 2x = 21

Combine like terms: -5x + 2x = -3x
-12 + -3x = 21

Solving
-12 + -3x = 21

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + -3x = 21 + 12

Combine like terms: -12 + 12 = 0
0 + -3x = 21 + 12
-3x = 21 + 12

Combine like terms: 21 + 12 = 33
-3x = 33

Divide each side by '-3'.
x = -11

Simplifying
x = -11

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