-49-7x=7x+21

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Solution for -49-7x=7x+21 equation:


Simplifying
-49 + -7x = 7x + 21

Reorder the terms:
-49 + -7x = 21 + 7x

Solving
-49 + -7x = 21 + 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.
-49 + -7x + -7x = 21 + 7x + -7x

Combine like terms: -7x + -7x = -14x
-49 + -14x = 21 + 7x + -7x

Combine like terms: 7x + -7x = 0
-49 + -14x = 21 + 0
-49 + -14x = 21

Add '49' to each side of the equation.
-49 + 49 + -14x = 21 + 49

Combine like terms: -49 + 49 = 0
0 + -14x = 21 + 49
-14x = 21 + 49

Combine like terms: 21 + 49 = 70
-14x = 70

Divide each side by '-14'.
x = -5

Simplifying
x = -5

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