4a-8-7(5(a-5))=16(5a+15)

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Solution for 4a-8-7(5(a-5))=16(5a+15) equation:


Simplifying
4a + -8 + -7(5(a + -5)) = 16(5a + 15)

Reorder the terms:
4a + -8 + -7(5(-5 + a)) = 16(5a + 15)
4a + -8 + -7((-5 * 5 + a * 5)) = 16(5a + 15)
4a + -8 + -7((-25 + 5a)) = 16(5a + 15)
4a + -8 + (-25 * -7 + 5a * -7) = 16(5a + 15)
4a + -8 + (175 + -35a) = 16(5a + 15)

Reorder the terms:
-8 + 175 + 4a + -35a = 16(5a + 15)

Combine like terms: -8 + 175 = 167
167 + 4a + -35a = 16(5a + 15)

Combine like terms: 4a + -35a = -31a
167 + -31a = 16(5a + 15)

Reorder the terms:
167 + -31a = 16(15 + 5a)
167 + -31a = (15 * 16 + 5a * 16)
167 + -31a = (240 + 80a)

Solving
167 + -31a = 240 + 80a

Solving for variable 'a'.

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

Add '-80a' to each side of the equation.
167 + -31a + -80a = 240 + 80a + -80a

Combine like terms: -31a + -80a = -111a
167 + -111a = 240 + 80a + -80a

Combine like terms: 80a + -80a = 0
167 + -111a = 240 + 0
167 + -111a = 240

Add '-167' to each side of the equation.
167 + -167 + -111a = 240 + -167

Combine like terms: 167 + -167 = 0
0 + -111a = 240 + -167
-111a = 240 + -167

Combine like terms: 240 + -167 = 73
-111a = 73

Divide each side by '-111'.
a = -0.6576576577

Simplifying
a = -0.6576576577

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