7x+29=5x+21

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Solution for 7x+29=5x+21 equation:


Simplifying
7x + 29 = 5x + 21

Reorder the terms:
29 + 7x = 5x + 21

Reorder the terms:
29 + 7x = 21 + 5x

Solving
29 + 7x = 21 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
29 + 7x + -5x = 21 + 5x + -5x

Combine like terms: 7x + -5x = 2x
29 + 2x = 21 + 5x + -5x

Combine like terms: 5x + -5x = 0
29 + 2x = 21 + 0
29 + 2x = 21

Add '-29' to each side of the equation.
29 + -29 + 2x = 21 + -29

Combine like terms: 29 + -29 = 0
0 + 2x = 21 + -29
2x = 21 + -29

Combine like terms: 21 + -29 = -8
2x = -8

Divide each side by '2'.
x = -4

Simplifying
x = -4

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