(2a+7)+(8-5a)=

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Solution for (2a+7)+(8-5a)= equation:


Simplifying
(2a + 7) + (8 + -5a) = 0

Reorder the terms:
(7 + 2a) + (8 + -5a) = 0

Remove parenthesis around (7 + 2a)
7 + 2a + (8 + -5a) = 0

Remove parenthesis around (8 + -5a)
7 + 2a + 8 + -5a = 0

Reorder the terms:
7 + 8 + 2a + -5a = 0

Combine like terms: 7 + 8 = 15
15 + 2a + -5a = 0

Combine like terms: 2a + -5a = -3a
15 + -3a = 0

Solving
15 + -3a = 0

Solving for variable 'a'.

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

Add '-15' to each side of the equation.
15 + -15 + -3a = 0 + -15

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

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

Divide each side by '-3'.
a = 5

Simplifying
a = 5

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