5(a+b)=15

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


Simplifying
5(a + b) = 15
(a * 5 + b * 5) = 15
(5a + 5b) = 15

Solving
5a + 5b = 15

Solving for variable 'a'.

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

Add '-5b' to each side of the equation.
5a + 5b + -5b = 15 + -5b

Combine like terms: 5b + -5b = 0
5a + 0 = 15 + -5b
5a = 15 + -5b

Divide each side by '5'.
a = 3 + -1b

Simplifying
a = 3 + -1b

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