-45=-3(-3a+3)

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Solution for -45=-3(-3a+3) equation:


Simplifying
-45 = -3(-3a + 3)

Reorder the terms:
-45 = -3(3 + -3a)
-45 = (3 * -3 + -3a * -3)
-45 = (-9 + 9a)

Solving
-45 = -9 + 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
-45 + -9a = -9 + 9a + -9a

Combine like terms: 9a + -9a = 0
-45 + -9a = -9 + 0
-45 + -9a = -9

Add '45' to each side of the equation.
-45 + 45 + -9a = -9 + 45

Combine like terms: -45 + 45 = 0
0 + -9a = -9 + 45
-9a = -9 + 45

Combine like terms: -9 + 45 = 36
-9a = 36

Divide each side by '-9'.
a = -4

Simplifying
a = -4

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