9a-7=3a+11

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Solution for 9a-7=3a+11 equation:


Simplifying
9a + -7 = 3a + 11

Reorder the terms:
-7 + 9a = 3a + 11

Reorder the terms:
-7 + 9a = 11 + 3a

Solving
-7 + 9a = 11 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
-7 + 9a + -3a = 11 + 3a + -3a

Combine like terms: 9a + -3a = 6a
-7 + 6a = 11 + 3a + -3a

Combine like terms: 3a + -3a = 0
-7 + 6a = 11 + 0
-7 + 6a = 11

Add '7' to each side of the equation.
-7 + 7 + 6a = 11 + 7

Combine like terms: -7 + 7 = 0
0 + 6a = 11 + 7
6a = 11 + 7

Combine like terms: 11 + 7 = 18
6a = 18

Divide each side by '6'.
a = 3

Simplifying
a = 3

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