7x+21+3x-2=5x-10

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Solution for 7x+21+3x-2=5x-10 equation:


Simplifying
7x + 21 + 3x + -2 = 5x + -10

Reorder the terms:
21 + -2 + 7x + 3x = 5x + -10

Combine like terms: 21 + -2 = 19
19 + 7x + 3x = 5x + -10

Combine like terms: 7x + 3x = 10x
19 + 10x = 5x + -10

Reorder the terms:
19 + 10x = -10 + 5x

Solving
19 + 10x = -10 + 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.
19 + 10x + -5x = -10 + 5x + -5x

Combine like terms: 10x + -5x = 5x
19 + 5x = -10 + 5x + -5x

Combine like terms: 5x + -5x = 0
19 + 5x = -10 + 0
19 + 5x = -10

Add '-19' to each side of the equation.
19 + -19 + 5x = -10 + -19

Combine like terms: 19 + -19 = 0
0 + 5x = -10 + -19
5x = -10 + -19

Combine like terms: -10 + -19 = -29
5x = -29

Divide each side by '5'.
x = -5.8

Simplifying
x = -5.8

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