5x=-2x+21

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Solution for 5x=-2x+21 equation: 


Simplifying
5x = -2x + 21

Reorder the terms:
5x = 21 + -2x

Solving
5x = 21 + -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.
5x + 2x = 21 + -2x + 2x

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

Combine like terms: -2x + 2x = 0
7x = 21 + 0
7x = 21

Divide each side by '7'.
x = 3

Simplifying
x = 3

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