4(2a+2)-15=15-3a

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Solution for 4(2a+2)-15=15-3a equation:


Simplifying
4(2a + 2) + -15 = 15 + -3a

Reorder the terms:
4(2 + 2a) + -15 = 15 + -3a
(2 * 4 + 2a * 4) + -15 = 15 + -3a
(8 + 8a) + -15 = 15 + -3a

Reorder the terms:
8 + -15 + 8a = 15 + -3a

Combine like terms: 8 + -15 = -7
-7 + 8a = 15 + -3a

Solving
-7 + 8a = 15 + -3a

Solving for variable 'a'.

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

Add '3a' to each side of the equation.
-7 + 8a + 3a = 15 + -3a + 3a

Combine like terms: 8a + 3a = 11a
-7 + 11a = 15 + -3a + 3a

Combine like terms: -3a + 3a = 0
-7 + 11a = 15 + 0
-7 + 11a = 15

Add '7' to each side of the equation.
-7 + 7 + 11a = 15 + 7

Combine like terms: -7 + 7 = 0
0 + 11a = 15 + 7
11a = 15 + 7

Combine like terms: 15 + 7 = 22
11a = 22

Divide each side by '11'.
a = 2

Simplifying
a = 2

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