5a+40=45*2

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Solution for 5a+40=45*2 equation: 


Simplifying
5a + 40 = 45 * 2

Reorder the terms:
40 + 5a = 45 * 2

Multiply 45 * 2
40 + 5a = 90

Solving
40 + 5a = 90

Solving for variable 'a'.

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

Add '-40' to each side of the equation.
40 + -40 + 5a = 90 + -40

Combine like terms: 40 + -40 = 0
0 + 5a = 90 + -40
5a = 90 + -40

Combine like terms: 90 + -40 = 50
5a = 50

Divide each side by '5'.
a = 10

Simplifying
a = 10

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