8a-1(5a+1)=8-2(a-3)

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Solution for 8a-1(5a+1)=8-2(a-3) equation:


Simplifying
8a + -1(5a + 1) = 8 + -2(a + -3)

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

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

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

Reorder the terms:
-1 + 3a = 8 + -2(-3 + a)
-1 + 3a = 8 + (-3 * -2 + a * -2)
-1 + 3a = 8 + (6 + -2a)

Combine like terms: 8 + 6 = 14
-1 + 3a = 14 + -2a

Solving
-1 + 3a = 14 + -2a

Solving for variable 'a'.

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

Add '2a' to each side of the equation.
-1 + 3a + 2a = 14 + -2a + 2a

Combine like terms: 3a + 2a = 5a
-1 + 5a = 14 + -2a + 2a

Combine like terms: -2a + 2a = 0
-1 + 5a = 14 + 0
-1 + 5a = 14

Add '1' to each side of the equation.
-1 + 1 + 5a = 14 + 1

Combine like terms: -1 + 1 = 0
0 + 5a = 14 + 1
5a = 14 + 1

Combine like terms: 14 + 1 = 15
5a = 15

Divide each side by '5'.
a = 3

Simplifying
a = 3

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