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

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


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

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

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

Solving
-4 + 8a = 5 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
-4 + 8a + -5a = 5 + 5a + -5a

Combine like terms: 8a + -5a = 3a
-4 + 3a = 5 + 5a + -5a

Combine like terms: 5a + -5a = 0
-4 + 3a = 5 + 0
-4 + 3a = 5

Add '4' to each side of the equation.
-4 + 4 + 3a = 5 + 4

Combine like terms: -4 + 4 = 0
0 + 3a = 5 + 4
3a = 5 + 4

Combine like terms: 5 + 4 = 9
3a = 9

Divide each side by '3'.
a = 3

Simplifying
a = 3

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