(6a-4)-7=8

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Solution for (6a-4)-7=8 equation:


Simplifying
(6a + -4) + -7 = 8

Reorder the terms:
(-4 + 6a) + -7 = 8

Remove parenthesis around (-4 + 6a)
-4 + 6a + -7 = 8

Reorder the terms:
-4 + -7 + 6a = 8

Combine like terms: -4 + -7 = -11
-11 + 6a = 8

Solving
-11 + 6a = 8

Solving for variable 'a'.

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

Add '11' to each side of the equation.
-11 + 11 + 6a = 8 + 11

Combine like terms: -11 + 11 = 0
0 + 6a = 8 + 11
6a = 8 + 11

Combine like terms: 8 + 11 = 19
6a = 19

Divide each side by '6'.
a = 3.166666667

Simplifying
a = 3.166666667

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