3x+6-7x=34-11x+21

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Solution for 3x+6-7x=34-11x+21 equation:


Simplifying
3x + 6 + -7x = 34 + -11x + 21

Reorder the terms:
6 + 3x + -7x = 34 + -11x + 21

Combine like terms: 3x + -7x = -4x
6 + -4x = 34 + -11x + 21

Reorder the terms:
6 + -4x = 34 + 21 + -11x

Combine like terms: 34 + 21 = 55
6 + -4x = 55 + -11x

Solving
6 + -4x = 55 + -11x

Solving for variable 'x'.

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

Add '11x' to each side of the equation.
6 + -4x + 11x = 55 + -11x + 11x

Combine like terms: -4x + 11x = 7x
6 + 7x = 55 + -11x + 11x

Combine like terms: -11x + 11x = 0
6 + 7x = 55 + 0
6 + 7x = 55

Add '-6' to each side of the equation.
6 + -6 + 7x = 55 + -6

Combine like terms: 6 + -6 = 0
0 + 7x = 55 + -6
7x = 55 + -6

Combine like terms: 55 + -6 = 49
7x = 49

Divide each side by '7'.
x = 7

Simplifying
x = 7

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