15=2(a+4)+3

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


Simplifying
15 = 2(a + 4) + 3

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

Reorder the terms:
15 = 8 + 3 + 2a

Combine like terms: 8 + 3 = 11
15 = 11 + 2a

Solving
15 = 11 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
15 + -2a = 11 + 2a + -2a

Combine like terms: 2a + -2a = 0
15 + -2a = 11 + 0
15 + -2a = 11

Add '-15' to each side of the equation.
15 + -15 + -2a = 11 + -15

Combine like terms: 15 + -15 = 0
0 + -2a = 11 + -15
-2a = 11 + -15

Combine like terms: 11 + -15 = -4
-2a = -4

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

Simplifying
a = 2

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