-2.5(a+2a)=22.5

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Solution for -2.5(a+2a)=22.5 equation: 


Simplifying
-2.5(a + 2a) = 22.5

Combine like terms: a + 2a = 3a
-2.5(3a) = 22.5

Remove parenthesis around (3a)
-2.5 * 3a = 22.5

Multiply -2.5 * 3
-7.5a = 22.5

Solving
-7.5a = 22.5

Solving for variable 'a'.

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

Divide each side by '-7.5'.
a = -3

Simplifying
a = -3

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