-2a+7=a-11

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Solution for -2a+7=a-11 equation:


Simplifying
-2a + 7 = a + -11

Reorder the terms:
7 + -2a = a + -11

Reorder the terms:
7 + -2a = -11 + a

Solving
7 + -2a = -11 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
7 + -2a + -1a = -11 + a + -1a

Combine like terms: -2a + -1a = -3a
7 + -3a = -11 + a + -1a

Combine like terms: a + -1a = 0
7 + -3a = -11 + 0
7 + -3a = -11

Add '-7' to each side of the equation.
7 + -7 + -3a = -11 + -7

Combine like terms: 7 + -7 = 0
0 + -3a = -11 + -7
-3a = -11 + -7

Combine like terms: -11 + -7 = -18
-3a = -18

Divide each side by '-3'.
a = 6

Simplifying
a = 6

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