-28.5=-6.5(2.5a+5)

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Solution for -28.5=-6.5(2.5a+5) equation: 


Simplifying
-28.5 = -6.5(2.5a + 5)

Reorder the terms:
-28.5 = -6.5(5 + 2.5a)
-28.5 = (5 * -6.5 + 2.5a * -6.5)
-28.5 = (-32.5 + -16.25a)

Solving
-28.5 = -32.5 + -16.25a

Solving for variable 'a'.

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

Add '16.25a' to each side of the equation.
-28.5 + 16.25a = -32.5 + -16.25a + 16.25a

Combine like terms: -16.25a + 16.25a = 0.00
-28.5 + 16.25a = -32.5 + 0.00
-28.5 + 16.25a = -32.5

Add '28.5' to each side of the equation.
-28.5 + 28.5 + 16.25a = -32.5 + 28.5

Combine like terms: -28.5 + 28.5 = 0.0
0.0 + 16.25a = -32.5 + 28.5
16.25a = -32.5 + 28.5

Combine like terms: -32.5 + 28.5 = -4
16.25a = -4

Divide each side by '16.25'.
a = -0.2461538462

Simplifying
a = -0.2461538462

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