3(-3a-1)=-7a-19

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Solution for 3(-3a-1)=-7a-19 equation:


Simplifying
3(-3a + -1) = -7a + -19

Reorder the terms:
3(-1 + -3a) = -7a + -19
(-1 * 3 + -3a * 3) = -7a + -19
(-3 + -9a) = -7a + -19

Reorder the terms:
-3 + -9a = -19 + -7a

Solving
-3 + -9a = -19 + -7a

Solving for variable 'a'.

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

Add '7a' to each side of the equation.
-3 + -9a + 7a = -19 + -7a + 7a

Combine like terms: -9a + 7a = -2a
-3 + -2a = -19 + -7a + 7a

Combine like terms: -7a + 7a = 0
-3 + -2a = -19 + 0
-3 + -2a = -19

Add '3' to each side of the equation.
-3 + 3 + -2a = -19 + 3

Combine like terms: -3 + 3 = 0
0 + -2a = -19 + 3
-2a = -19 + 3

Combine like terms: -19 + 3 = -16
-2a = -16

Divide each side by '-2'.
a = 8

Simplifying
a = 8

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