6a-4(-5a-3)=12a

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Solution for 6a-4(-5a-3)=12a equation:


Simplifying
6a + -4(-5a + -3) = 12a

Reorder the terms:
6a + -4(-3 + -5a) = 12a
6a + (-3 * -4 + -5a * -4) = 12a
6a + (12 + 20a) = 12a

Reorder the terms:
12 + 6a + 20a = 12a

Combine like terms: 6a + 20a = 26a
12 + 26a = 12a

Solving
12 + 26a = 12a

Solving for variable 'a'.

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

Add '-12a' to each side of the equation.
12 + 26a + -12a = 12a + -12a

Combine like terms: 26a + -12a = 14a
12 + 14a = 12a + -12a

Combine like terms: 12a + -12a = 0
12 + 14a = 0

Add '-12' to each side of the equation.
12 + -12 + 14a = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 14a = 0 + -12
14a = 0 + -12

Combine like terms: 0 + -12 = -12
14a = -12

Divide each side by '14'.
a = -0.8571428571

Simplifying
a = -0.8571428571

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