5(4a-b)-8(5b-7a)=

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Solution for 5(4a-b)-8(5b-7a)= equation:


Simplifying
5(4a + -1b) + -8(5b + -7a) = 0
(4a * 5 + -1b * 5) + -8(5b + -7a) = 0
(20a + -5b) + -8(5b + -7a) = 0

Reorder the terms:
20a + -5b + -8(-7a + 5b) = 0
20a + -5b + (-7a * -8 + 5b * -8) = 0
20a + -5b + (56a + -40b) = 0

Reorder the terms:
20a + 56a + -5b + -40b = 0

Combine like terms: 20a + 56a = 76a
76a + -5b + -40b = 0

Combine like terms: -5b + -40b = -45b
76a + -45b = 0

Solving
76a + -45b = 0

Solving for variable 'a'.

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

Add '45b' to each side of the equation.
76a + -45b + 45b = 0 + 45b

Combine like terms: -45b + 45b = 0
76a + 0 = 0 + 45b
76a = 0 + 45b
Remove the zero:
76a = 45b

Divide each side by '76'.
a = 0.5921052632b

Simplifying
a = 0.5921052632b

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