7x+-29+-21x=3+(12+2x)

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Solution for 7x+-29+-21x=3+(12+2x) equation: 


Simplifying
7x + -29 + -21x = 3 + (12 + 2x)

Reorder the terms:
-29 + 7x + -21x = 3 + (12 + 2x)

Combine like terms: 7x + -21x = -14x
-29 + -14x = 3 + (12 + 2x)

Remove parenthesis around (12 + 2x)
-29 + -14x = 3 + 12 + 2x

Combine like terms: 3 + 12 = 15
-29 + -14x = 15 + 2x

Solving
-29 + -14x = 15 + 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.
-29 + -14x + -2x = 15 + 2x + -2x

Combine like terms: -14x + -2x = -16x
-29 + -16x = 15 + 2x + -2x

Combine like terms: 2x + -2x = 0
-29 + -16x = 15 + 0
-29 + -16x = 15

Add '29' to each side of the equation.
-29 + 29 + -16x = 15 + 29

Combine like terms: -29 + 29 = 0
0 + -16x = 15 + 29
-16x = 15 + 29

Combine like terms: 15 + 29 = 44
-16x = 44

Divide each side by '-16'.
x = -2.75

Simplifying
x = -2.75

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