4a+12=-6a-13

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Solution for 4a+12=-6a-13 equation:


Simplifying
4a + 12 = -6a + -13

Reorder the terms:
12 + 4a = -6a + -13

Reorder the terms:
12 + 4a = -13 + -6a

Solving
12 + 4a = -13 + -6a

Solving for variable 'a'.

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

Add '6a' to each side of the equation.
12 + 4a + 6a = -13 + -6a + 6a

Combine like terms: 4a + 6a = 10a
12 + 10a = -13 + -6a + 6a

Combine like terms: -6a + 6a = 0
12 + 10a = -13 + 0
12 + 10a = -13

Add '-12' to each side of the equation.
12 + -12 + 10a = -13 + -12

Combine like terms: 12 + -12 = 0
0 + 10a = -13 + -12
10a = -13 + -12

Combine like terms: -13 + -12 = -25
10a = -25

Divide each side by '10'.
a = -2.5

Simplifying
a = -2.5

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