4(a+5)=56.4

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Solution for 4(a+5)=56.4 equation:


Simplifying
4(a + 5) = 56.4

Reorder the terms:
4(5 + a) = 56.4
(5 * 4 + a * 4) = 56.4
(20 + 4a) = 56.4

Solving
20 + 4a = 56.4

Solving for variable 'a'.

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

Add '-20' to each side of the equation.
20 + -20 + 4a = 56.4 + -20

Combine like terms: 20 + -20 = 0
0 + 4a = 56.4 + -20
4a = 56.4 + -20

Combine like terms: 56.4 + -20 = 36.4
4a = 36.4

Divide each side by '4'.
a = 9.1

Simplifying
a = 9.1

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