What is the intermediate step in the form (x+a)2 = b as a result of completing the square for the following -3x^2-39x+133=9x+1

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation:

a; x = 0.5

step-by-step explanation:

-10x = -5

x = 0.5

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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