3x+21+7x=-29

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Solution for 3x+21+7x=-29 equation:


Simplifying
3x + 21 + 7x = -29

Reorder the terms:
21 + 3x + 7x = -29

Combine like terms: 3x + 7x = 10x
21 + 10x = -29

Solving
21 + 10x = -29

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 10x = -29 + -21

Combine like terms: 21 + -21 = 0
0 + 10x = -29 + -21
10x = -29 + -21

Combine like terms: -29 + -21 = -50
10x = -50

Divide each side by '10'.
x = -5

Simplifying
x = -5

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