12a-7=3a-11

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Solution for 12a-7=3a-11 equation:


Simplifying
12a + -7 = 3a + -11

Reorder the terms:
-7 + 12a = 3a + -11

Reorder the terms:
-7 + 12a = -11 + 3a

Solving
-7 + 12a = -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 + 12a + -3a = -11 + 3a + -3a

Combine like terms: 12a + -3a = 9a
-7 + 9a = -11 + 3a + -3a

Combine like terms: 3a + -3a = 0
-7 + 9a = -11 + 0
-7 + 9a = -11

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

Combine like terms: -7 + 7 = 0
0 + 9a = -11 + 7
9a = -11 + 7

Combine like terms: -11 + 7 = -4
9a = -4

Divide each side by '9'.
a = -0.4444444444

Simplifying
a = -0.4444444444

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