7x-21=-7x-35

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Solution for 7x-21=-7x-35 equation:


Simplifying
7x + -21 = -7x + -35

Reorder the terms:
-21 + 7x = -7x + -35

Reorder the terms:
-21 + 7x = -35 + -7x

Solving
-21 + 7x = -35 + -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 + 7x + 7x = -35 + -7x + 7x

Combine like terms: 7x + 7x = 14x
-21 + 14x = -35 + -7x + 7x

Combine like terms: -7x + 7x = 0
-21 + 14x = -35 + 0
-21 + 14x = -35

Add '21' to each side of the equation.
-21 + 21 + 14x = -35 + 21

Combine like terms: -21 + 21 = 0
0 + 14x = -35 + 21
14x = -35 + 21

Combine like terms: -35 + 21 = -14
14x = -14

Divide each side by '14'.
x = -1

Simplifying
x = -1

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