-7x-25=-9x+21

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Solution for -7x-25=-9x+21 equation:


Simplifying
-7x + -25 = -9x + 21

Reorder the terms:
-25 + -7x = -9x + 21

Reorder the terms:
-25 + -7x = 21 + -9x

Solving
-25 + -7x = 21 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
-25 + -7x + 9x = 21 + -9x + 9x

Combine like terms: -7x + 9x = 2x
-25 + 2x = 21 + -9x + 9x

Combine like terms: -9x + 9x = 0
-25 + 2x = 21 + 0
-25 + 2x = 21

Add '25' to each side of the equation.
-25 + 25 + 2x = 21 + 25

Combine like terms: -25 + 25 = 0
0 + 2x = 21 + 25
2x = 21 + 25

Combine like terms: 21 + 25 = 46
2x = 46

Divide each side by '2'.
x = 23

Simplifying
x = 23

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