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

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


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

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

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

Combine like terms: 5a + -8a = -3a
20 + -3a = 3(2a + 1)

Reorder the terms:
20 + -3a = 3(1 + 2a)
20 + -3a = (1 * 3 + 2a * 3)
20 + -3a = (3 + 6a)

Solving
20 + -3a = 3 + 6a

Solving for variable 'a'.

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

Add '-6a' to each side of the equation.
20 + -3a + -6a = 3 + 6a + -6a

Combine like terms: -3a + -6a = -9a
20 + -9a = 3 + 6a + -6a

Combine like terms: 6a + -6a = 0
20 + -9a = 3 + 0
20 + -9a = 3

Add '-20' to each side of the equation.
20 + -20 + -9a = 3 + -20

Combine like terms: 20 + -20 = 0
0 + -9a = 3 + -20
-9a = 3 + -20

Combine like terms: 3 + -20 = -17
-9a = -17

Divide each side by '-9'.
a = 1.888888889

Simplifying
a = 1.888888889

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