5(1+4a)=105

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Solution for 5(1+4a)=105 equation: 


Simplifying
5(1 + 4a) = 105
(1 * 5 + 4a * 5) = 105
(5 + 20a) = 105

Solving
5 + 20a = 105

Solving for variable 'a'.

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

Add '-5' to each side of the equation.
5 + -5 + 20a = 105 + -5

Combine like terms: 5 + -5 = 0
0 + 20a = 105 + -5
20a = 105 + -5

Combine like terms: 105 + -5 = 100
20a = 100

Divide each side by '20'.
a = 5

Simplifying
a = 5

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