a-9a+75=135+2a

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Solution for a-9a+75=135+2a equation:


Simplifying
a + -9a + 75 = 135 + 2a

Reorder the terms:
75 + a + -9a = 135 + 2a

Combine like terms: a + -9a = -8a
75 + -8a = 135 + 2a

Solving
75 + -8a = 135 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
75 + -8a + -2a = 135 + 2a + -2a

Combine like terms: -8a + -2a = -10a
75 + -10a = 135 + 2a + -2a

Combine like terms: 2a + -2a = 0
75 + -10a = 135 + 0
75 + -10a = 135

Add '-75' to each side of the equation.
75 + -75 + -10a = 135 + -75

Combine like terms: 75 + -75 = 0
0 + -10a = 135 + -75
-10a = 135 + -75

Combine like terms: 135 + -75 = 60
-10a = 60

Divide each side by '-10'.
a = -6

Simplifying
a = -6

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