(3a+3)+(4a+13)=

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Solution for (3a+3)+(4a+13)= equation:


Simplifying
(3a + 3) + (4a + 13) = 0

Reorder the terms:
(3 + 3a) + (4a + 13) = 0

Remove parenthesis around (3 + 3a)
3 + 3a + (4a + 13) = 0

Reorder the terms:
3 + 3a + (13 + 4a) = 0

Remove parenthesis around (13 + 4a)
3 + 3a + 13 + 4a = 0

Reorder the terms:
3 + 13 + 3a + 4a = 0

Combine like terms: 3 + 13 = 16
16 + 3a + 4a = 0

Combine like terms: 3a + 4a = 7a
16 + 7a = 0

Solving
16 + 7a = 0

Solving for variable 'a'.

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

Add '-16' to each side of the equation.
16 + -16 + 7a = 0 + -16

Combine like terms: 16 + -16 = 0
0 + 7a = 0 + -16
7a = 0 + -16

Combine like terms: 0 + -16 = -16
7a = -16

Divide each side by '7'.
a = -2.285714286

Simplifying
a = -2.285714286

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