3(a-4)+3a=-7

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Solution for 3(a-4)+3a=-7 equation:


Simplifying
3(a + -4) + 3a = -7

Reorder the terms:
3(-4 + a) + 3a = -7
(-4 * 3 + a * 3) + 3a = -7
(-12 + 3a) + 3a = -7

Combine like terms: 3a + 3a = 6a
-12 + 6a = -7

Solving
-12 + 6a = -7

Solving for variable 'a'.

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

Add '12' to each side of the equation.
-12 + 12 + 6a = -7 + 12

Combine like terms: -12 + 12 = 0
0 + 6a = -7 + 12
6a = -7 + 12

Combine like terms: -7 + 12 = 5
6a = 5

Divide each side by '6'.
a = 0.8333333333

Simplifying
a = 0.8333333333

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