2A-3C=21

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Solution for 2A-3C=21 equation: 


Simplifying
2A + -3C = 21

Solving
2A + -3C = 21

Solving for variable 'A'.

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

Add '3C' to each side of the equation.
2A + -3C + 3C = 21 + 3C

Combine like terms: -3C + 3C = 0
2A + 0 = 21 + 3C
2A = 21 + 3C

Divide each side by '2'.
A = 10.5 + 1.5C

Simplifying
A = 10.5 + 1.5C

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