45=18a-45

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Solution for 45=18a-45 equation: 


Simplifying
45 = 18a + -45

Reorder the terms:
45 = -45 + 18a

Solving
45 = -45 + 18a

Solving for variable 'a'.

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

Add '-18a' to each side of the equation.
45 + -18a = -45 + 18a + -18a

Combine like terms: 18a + -18a = 0
45 + -18a = -45 + 0
45 + -18a = -45

Add '-45' to each side of the equation.
45 + -45 + -18a = -45 + -45

Combine like terms: 45 + -45 = 0
0 + -18a = -45 + -45
-18a = -45 + -45

Combine like terms: -45 + -45 = -90
-18a = -90

Divide each side by '-18'.
a = 5

Simplifying
a = 5

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