8(a-4)-2a=3(a+1)+28

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Solution for 8(a-4)-2a=3(a+1)+28 equation:


Simplifying
8(a + -4) + -2a = 3(a + 1) + 28

Reorder the terms:
8(-4 + a) + -2a = 3(a + 1) + 28
(-4 * 8 + a * 8) + -2a = 3(a + 1) + 28
(-32 + 8a) + -2a = 3(a + 1) + 28

Combine like terms: 8a + -2a = 6a
-32 + 6a = 3(a + 1) + 28

Reorder the terms:
-32 + 6a = 3(1 + a) + 28
-32 + 6a = (1 * 3 + a * 3) + 28
-32 + 6a = (3 + 3a) + 28

Reorder the terms:
-32 + 6a = 3 + 28 + 3a

Combine like terms: 3 + 28 = 31
-32 + 6a = 31 + 3a

Solving
-32 + 6a = 31 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
-32 + 6a + -3a = 31 + 3a + -3a

Combine like terms: 6a + -3a = 3a
-32 + 3a = 31 + 3a + -3a

Combine like terms: 3a + -3a = 0
-32 + 3a = 31 + 0
-32 + 3a = 31

Add '32' to each side of the equation.
-32 + 32 + 3a = 31 + 32

Combine like terms: -32 + 32 = 0
0 + 3a = 31 + 32
3a = 31 + 32

Combine like terms: 31 + 32 = 63
3a = 63

Divide each side by '3'.
a = 21

Simplifying
a = 21

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