10a+5(-3)=15

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Solution for 10a+5(-3)=15 equation: 


Simplifying
10a + 5(-3) = 15

Multiply 5 * -3
10a + -15 = 15

Reorder the terms:
-15 + 10a = 15

Solving
-15 + 10a = 15

Solving for variable 'a'.

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

Add '15' to each side of the equation.
-15 + 15 + 10a = 15 + 15

Combine like terms: -15 + 15 = 0
0 + 10a = 15 + 15
10a = 15 + 15

Combine like terms: 15 + 15 = 30
10a = 30

Divide each side by '10'.
a = 3

Simplifying
a = 3

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