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

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


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

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

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

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

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

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

Combine like terms: 8 + -5 = 3
3 + 2a + 5a = 0

Combine like terms: 2a + 5a = 7a
3 + 7a = 0

Solving
3 + 7a = 0

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 7a = 0 + -3

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

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

Divide each side by '7'.
a = -0.4285714286

Simplifying
a = -0.4285714286

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