4(-a+3)=-9a-3

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Solution for 4(-a+3)=-9a-3 equation:


Simplifying
4(-1a + 3) = -9a + -3

Reorder the terms:
4(3 + -1a) = -9a + -3
(3 * 4 + -1a * 4) = -9a + -3
(12 + -4a) = -9a + -3

Reorder the terms:
12 + -4a = -3 + -9a

Solving
12 + -4a = -3 + -9a

Solving for variable 'a'.

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

Add '9a' to each side of the equation.
12 + -4a + 9a = -3 + -9a + 9a

Combine like terms: -4a + 9a = 5a
12 + 5a = -3 + -9a + 9a

Combine like terms: -9a + 9a = 0
12 + 5a = -3 + 0
12 + 5a = -3

Add '-12' to each side of the equation.
12 + -12 + 5a = -3 + -12

Combine like terms: 12 + -12 = 0
0 + 5a = -3 + -12
5a = -3 + -12

Combine like terms: -3 + -12 = -15
5a = -15

Divide each side by '5'.
a = -3

Simplifying
a = -3

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