7a+11=5a-9

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Solution for 7a+11=5a-9 equation:


Simplifying
7a + 11 = 5a + -9

Reorder the terms:
11 + 7a = 5a + -9

Reorder the terms:
11 + 7a = -9 + 5a

Solving
11 + 7a = -9 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
11 + 7a + -5a = -9 + 5a + -5a

Combine like terms: 7a + -5a = 2a
11 + 2a = -9 + 5a + -5a

Combine like terms: 5a + -5a = 0
11 + 2a = -9 + 0
11 + 2a = -9

Add '-11' to each side of the equation.
11 + -11 + 2a = -9 + -11

Combine like terms: 11 + -11 = 0
0 + 2a = -9 + -11
2a = -9 + -11

Combine like terms: -9 + -11 = -20
2a = -20

Divide each side by '2'.
a = -10

Simplifying
a = -10

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