8(a+7)=98.4

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Solution for 8(a+7)=98.4 equation:


Simplifying
8(a + 7) = 98.4

Reorder the terms:
8(7 + a) = 98.4
(7 * 8 + a * 8) = 98.4
(56 + 8a) = 98.4

Solving
56 + 8a = 98.4

Solving for variable 'a'.

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

Add '-56' to each side of the equation.
56 + -56 + 8a = 98.4 + -56

Combine like terms: 56 + -56 = 0
0 + 8a = 98.4 + -56
8a = 98.4 + -56

Combine like terms: 98.4 + -56 = 42.4
8a = 42.4

Divide each side by '8'.
a = 5.3

Simplifying
a = 5.3

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