45=-3+4a

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Solution for 45=-3+4a equation:


Simplifying
45 = -3 + 4a

Solving
45 = -3 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
45 + -4a = -3 + 4a + -4a

Combine like terms: 4a + -4a = 0
45 + -4a = -3 + 0
45 + -4a = -3

Add '-45' to each side of the equation.
45 + -45 + -4a = -3 + -45

Combine like terms: 45 + -45 = 0
0 + -4a = -3 + -45
-4a = -3 + -45

Combine like terms: -3 + -45 = -48
-4a = -48

Divide each side by '-4'.
a = 12

Simplifying
a = 12

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