8(5a+5)=8(4a-5)

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Solution for 8(5a+5)=8(4a-5) equation:


Simplifying
8(5a + 5) = 8(4a + -5)

Reorder the terms:
8(5 + 5a) = 8(4a + -5)
(5 * 8 + 5a * 8) = 8(4a + -5)
(40 + 40a) = 8(4a + -5)

Reorder the terms:
40 + 40a = 8(-5 + 4a)
40 + 40a = (-5 * 8 + 4a * 8)
40 + 40a = (-40 + 32a)

Solving
40 + 40a = -40 + 32a

Solving for variable 'a'.

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

Add '-32a' to each side of the equation.
40 + 40a + -32a = -40 + 32a + -32a

Combine like terms: 40a + -32a = 8a
40 + 8a = -40 + 32a + -32a

Combine like terms: 32a + -32a = 0
40 + 8a = -40 + 0
40 + 8a = -40

Add '-40' to each side of the equation.
40 + -40 + 8a = -40 + -40

Combine like terms: 40 + -40 = 0
0 + 8a = -40 + -40
8a = -40 + -40

Combine like terms: -40 + -40 = -80
8a = -80

Divide each side by '8'.
a = -10

Simplifying
a = -10

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