(3a-4)+(4a+6)=

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Solution for (3a-4)+(4a+6)= equation:


Simplifying
(3a + -4) + (4a + 6) = 0

Reorder the terms:
(-4 + 3a) + (4a + 6) = 0

Remove parenthesis around (-4 + 3a)
-4 + 3a + (4a + 6) = 0

Reorder the terms:
-4 + 3a + (6 + 4a) = 0

Remove parenthesis around (6 + 4a)
-4 + 3a + 6 + 4a = 0

Reorder the terms:
-4 + 6 + 3a + 4a = 0

Combine like terms: -4 + 6 = 2
2 + 3a + 4a = 0

Combine like terms: 3a + 4a = 7a
2 + 7a = 0

Solving
2 + 7a = 0

Solving for variable 'a'.

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

Add '-2' to each side of the equation.
2 + -2 + 7a = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 7a = 0 + -2
7a = 0 + -2

Combine like terms: 0 + -2 = -2
7a = -2

Divide each side by '7'.
a = -0.2857142857

Simplifying
a = -0.2857142857

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