-9(a-4)=-5(a+4)

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Solution for -9(a-4)=-5(a+4) equation:


Simplifying
-9(a + -4) = -5(a + 4)

Reorder the terms:
-9(-4 + a) = -5(a + 4)
(-4 * -9 + a * -9) = -5(a + 4)
(36 + -9a) = -5(a + 4)

Reorder the terms:
36 + -9a = -5(4 + a)
36 + -9a = (4 * -5 + a * -5)
36 + -9a = (-20 + -5a)

Solving
36 + -9a = -20 + -5a

Solving for variable 'a'.

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

Add '5a' to each side of the equation.
36 + -9a + 5a = -20 + -5a + 5a

Combine like terms: -9a + 5a = -4a
36 + -4a = -20 + -5a + 5a

Combine like terms: -5a + 5a = 0
36 + -4a = -20 + 0
36 + -4a = -20

Add '-36' to each side of the equation.
36 + -36 + -4a = -20 + -36

Combine like terms: 36 + -36 = 0
0 + -4a = -20 + -36
-4a = -20 + -36

Combine like terms: -20 + -36 = -56
-4a = -56

Divide each side by '-4'.
a = 14

Simplifying
a = 14

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