-3(5-2a)=45

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Solution for -3(5-2a)=45 equation: 


Simplifying
-3(5 + -2a) = 45
(5 * -3 + -2a * -3) = 45
(-15 + 6a) = 45

Solving
-15 + 6a = 45

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 + 6a = 45 + 15

Combine like terms: -15 + 15 = 0
0 + 6a = 45 + 15
6a = 45 + 15

Combine like terms: 45 + 15 = 60
6a = 60

Divide each side by '6'.
a = 10

Simplifying
a = 10

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