1.20(4+a)=7.20

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Solution for 1.20(4+a)=7.20 equation: 


Simplifying
1.20(4 + a) = 7.20
(4 * 1.20 + a * 1.20) = 7.20
(4.8 + 1.20a) = 7.20

Solving
4.8 + 1.20a = 7.20

Solving for variable 'a'.

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

Add '-4.8' to each side of the equation.
4.8 + -4.8 + 1.20a = 7.20 + -4.8

Combine like terms: 4.8 + -4.8 = 0.0
0.0 + 1.20a = 7.20 + -4.8
1.20a = 7.20 + -4.8

Combine like terms: 7.20 + -4.8 = 2.4
1.20a = 2.4

Divide each side by '1.20'.
a = 2

Simplifying
a = 2

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