if the slope of line joining points A(x,0) and Q(-3,-2) is 2/7
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Step-by-step explanation:
applying two point form,we get
0-(-2)/x-(-3)=2/7
2/x+3=2/7
2(x+3)=2×7
2x+6=14
2x=14-6=8
so,x=8/2=4
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