8A=90+3A

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Solution for 8A=90+3A equation: 


Simplifying
8A = 90 + 3A

Solving
8A = 90 + 3A

Solving for variable 'A'.

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

Add '-3A' to each side of the equation.
8A + -3A = 90 + 3A + -3A

Combine like terms: 8A + -3A = 5A
5A = 90 + 3A + -3A

Combine like terms: 3A + -3A = 0
5A = 90 + 0
5A = 90

Divide each side by '5'.
A = 18

Simplifying
A = 18

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