Question

# Find the value of a form the equation 5x-7y+6a=0 if its one solution is x=2,y=1.

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Solution

## 5x-7y+6a=0 one solution is x=2,y=1. Substitute for x and y 5X2-7X1+6a=0 10-7+6a=0 3+6a=0 a=-3/6=-1/2

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