3(a+2)-7=13-(8-c)

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Solution for 3(a+2)-7=13-(8-c) equation:


Simplifying
3(a + 2) + -7 = 13 + -1(8 + -1c)

Reorder the terms:
3(2 + a) + -7 = 13 + -1(8 + -1c)
(2 * 3 + a * 3) + -7 = 13 + -1(8 + -1c)
(6 + 3a) + -7 = 13 + -1(8 + -1c)

Reorder the terms:
6 + -7 + 3a = 13 + -1(8 + -1c)

Combine like terms: 6 + -7 = -1
-1 + 3a = 13 + -1(8 + -1c)
-1 + 3a = 13 + (8 * -1 + -1c * -1)
-1 + 3a = 13 + (-8 + 1c)

Combine like terms: 13 + -8 = 5
-1 + 3a = 5 + 1c

Solving
-1 + 3a = 5 + 1c

Solving for variable 'a'.

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

Add '1' to each side of the equation.
-1 + 1 + 3a = 5 + 1 + 1c

Combine like terms: -1 + 1 = 0
0 + 3a = 5 + 1 + 1c
3a = 5 + 1 + 1c

Combine like terms: 5 + 1 = 6
3a = 6 + 1c

Divide each side by '3'.
a = 2 + 0.3333333333c

Simplifying
a = 2 + 0.3333333333c

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