7x-9x-6=21-5

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Solution for 7x-9x-6=21-5 equation:


Simplifying
7x + -9x + -6 = 21 + -5

Reorder the terms:
-6 + 7x + -9x = 21 + -5

Combine like terms: 7x + -9x = -2x
-6 + -2x = 21 + -5

Combine like terms: 21 + -5 = 16
-6 + -2x = 16

Solving
-6 + -2x = 16

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + -2x = 16 + 6

Combine like terms: -6 + 6 = 0
0 + -2x = 16 + 6
-2x = 16 + 6

Combine like terms: 16 + 6 = 22
-2x = 22

Divide each side by '-2'.
x = -11

Simplifying
x = -11

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