4(2a+5)-3(4a-1)=5(4a-7)

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Solution for 4(2a+5)-3(4a-1)=5(4a-7) equation:


Simplifying
4(2a + 5) + -3(4a + -1) = 5(4a + -7)

Reorder the terms:
4(5 + 2a) + -3(4a + -1) = 5(4a + -7)
(5 * 4 + 2a * 4) + -3(4a + -1) = 5(4a + -7)
(20 + 8a) + -3(4a + -1) = 5(4a + -7)

Reorder the terms:
20 + 8a + -3(-1 + 4a) = 5(4a + -7)
20 + 8a + (-1 * -3 + 4a * -3) = 5(4a + -7)
20 + 8a + (3 + -12a) = 5(4a + -7)

Reorder the terms:
20 + 3 + 8a + -12a = 5(4a + -7)

Combine like terms: 20 + 3 = 23
23 + 8a + -12a = 5(4a + -7)

Combine like terms: 8a + -12a = -4a
23 + -4a = 5(4a + -7)

Reorder the terms:
23 + -4a = 5(-7 + 4a)
23 + -4a = (-7 * 5 + 4a * 5)
23 + -4a = (-35 + 20a)

Solving
23 + -4a = -35 + 20a

Solving for variable 'a'.

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

Add '-20a' to each side of the equation.
23 + -4a + -20a = -35 + 20a + -20a

Combine like terms: -4a + -20a = -24a
23 + -24a = -35 + 20a + -20a

Combine like terms: 20a + -20a = 0
23 + -24a = -35 + 0
23 + -24a = -35

Add '-23' to each side of the equation.
23 + -23 + -24a = -35 + -23

Combine like terms: 23 + -23 = 0
0 + -24a = -35 + -23
-24a = -35 + -23

Combine like terms: -35 + -23 = -58
-24a = -58

Divide each side by '-24'.
a = 2.416666667

Simplifying
a = 2.416666667

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