3x+21=-38-7x

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Solution for 3x+21=-38-7x equation:


Simplifying
3x + 21 = -38 + -7x

Reorder the terms:
21 + 3x = -38 + -7x

Solving
21 + 3x = -38 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
21 + 3x + 7x = -38 + -7x + 7x

Combine like terms: 3x + 7x = 10x
21 + 10x = -38 + -7x + 7x

Combine like terms: -7x + 7x = 0
21 + 10x = -38 + 0
21 + 10x = -38

Add '-21' to each side of the equation.
21 + -21 + 10x = -38 + -21

Combine like terms: 21 + -21 = 0
0 + 10x = -38 + -21
10x = -38 + -21

Combine like terms: -38 + -21 = -59
10x = -59

Divide each side by '10'.
x = -5.9

Simplifying
x = -5.9

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