3 times a number is 10 less than the square of that number find the negative solution

the image of (6, 9) under a dilation is (4, 6). the scale factor is

a.for lorena 14 hours makes $126   for 16 hours she makes 144

for julie 6 hours makes $72 for 21 hours its $252

b. julie makes more money than lorena julie makes $12 an hour and lorena makes $9  

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