-15=(-7a)-4-4a

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Solution for -15=(-7a)-4-4a equation:


Simplifying
-15 = (-7a) + -4 + -4a

Reorder the terms:
-15 = -4 + (-7a) + -4a

Combine like terms: (-7a) + -4a = -11a
-15 = -4 + -11a

Solving
-15 = -4 + -11a

Solving for variable 'a'.

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

Add '11a' to each side of the equation.
-15 + 11a = -4 + -11a + 11a

Combine like terms: -11a + 11a = 0
-15 + 11a = -4 + 0
-15 + 11a = -4

Add '15' to each side of the equation.
-15 + 15 + 11a = -4 + 15

Combine like terms: -15 + 15 = 0
0 + 11a = -4 + 15
11a = -4 + 15

Combine like terms: -4 + 15 = 11
11a = 11

Divide each side by '11'.
a = 1

Simplifying
a = 1

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