3+2(2x-7)+x=-21

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Solution for 3+2(2x-7)+x=-21 equation: 


Simplifying
3 + 2(2x + -7) + x = -21

Reorder the terms:
3 + 2(-7 + 2x) + x = -21
3 + (-7 * 2 + 2x * 2) + x = -21
3 + (-14 + 4x) + x = -21

Combine like terms: 3 + -14 = -11
-11 + 4x + x = -21

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

Solving
-11 + 5x = -21

Solving for variable 'x'.

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

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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