(4a+12)+(-6-13)=

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Solution for (4a+12)+(-6-13)= equation:


Simplifying
(4a + 12) + (-6 + -13) = 0

Reorder the terms:
(12 + 4a) + (-6 + -13) = 0

Remove parenthesis around (12 + 4a)
12 + 4a + (-6 + -13) = 0

Combine like terms: -6 + -13 = -19
12 + 4a + (-19) = 0
12 + 4a + -19 = 0

Reorder the terms:
12 + -19 + 4a = 0

Combine like terms: 12 + -19 = -7
-7 + 4a = 0

Solving
-7 + 4a = 0

Solving for variable 'a'.

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

Add '7' to each side of the equation.
-7 + 7 + 4a = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 4a = 0 + 7
4a = 0 + 7

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

Divide each side by '4'.
a = 1.75

Simplifying
a = 1.75

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