6(a+7)=84

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Solution for 6(a+7)=84 equation: 


Simplifying
6(a + 7) = 84

Reorder the terms:
6(7 + a) = 84
(7 * 6 + a * 6) = 84
(42 + 6a) = 84

Solving
42 + 6a = 84

Solving for variable 'a'.

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

Add '-42' to each side of the equation.
42 + -42 + 6a = 84 + -42

Combine like terms: 42 + -42 = 0
0 + 6a = 84 + -42
6a = 84 + -42

Combine like terms: 84 + -42 = 42
6a = 42

Divide each side by '6'.
a = 7

Simplifying
a = 7

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