5(a+15)=20

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Solution for 5(a+15)=20 equation:


Simplifying
5(a + 15) = 20

Reorder the terms:
5(15 + a) = 20
(15 * 5 + a * 5) = 20
(75 + 5a) = 20

Solving
75 + 5a = 20

Solving for variable 'a'.

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

Add '-75' to each side of the equation.
75 + -75 + 5a = 20 + -75

Combine like terms: 75 + -75 = 0
0 + 5a = 20 + -75
5a = 20 + -75

Combine like terms: 20 + -75 = -55
5a = -55

Divide each side by '5'.
a = -11

Simplifying
a = -11

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