3(A+2)=A-18

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Solution for 3(A+2)=A-18 equation:


Simplifying
3(A + 2) = A + -18

Reorder the terms:
3(2 + A) = A + -18
(2 * 3 + A * 3) = A + -18
(6 + 3A) = A + -18

Reorder the terms:
6 + 3A = -18 + A

Solving
6 + 3A = -18 + A

Solving for variable 'A'.

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

Add '-1A' to each side of the equation.
6 + 3A + -1A = -18 + A + -1A

Combine like terms: 3A + -1A = 2A
6 + 2A = -18 + A + -1A

Combine like terms: A + -1A = 0
6 + 2A = -18 + 0
6 + 2A = -18

Add '-6' to each side of the equation.
6 + -6 + 2A = -18 + -6

Combine like terms: 6 + -6 = 0
0 + 2A = -18 + -6
2A = -18 + -6

Combine like terms: -18 + -6 = -24
2A = -24

Divide each side by '2'.
A = -12

Simplifying
A = -12

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