7(8a+4)=84

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Solution for 7(8a+4)=84 equation:


Simplifying
7(8a + 4) = 84

Reorder the terms:
7(4 + 8a) = 84
(4 * 7 + 8a * 7) = 84
(28 + 56a) = 84

Solving
28 + 56a = 84

Solving for variable 'a'.

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

Add '-28' to each side of the equation.
28 + -28 + 56a = 84 + -28

Combine like terms: 28 + -28 = 0
0 + 56a = 84 + -28
56a = 84 + -28

Combine like terms: 84 + -28 = 56
56a = 56

Divide each side by '56'.
a = 1

Simplifying
a = 1

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