A metal worker has a metal Alloy that is 15% copper and another Alloy that is 65% copper how many kilograms of each Alloy should the metal worker combine to create 100 kg of a 55% Copper Alloy

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.

What is coefficient of the term of degree of degree 5 in the polynomial below

What is the factored form of the following expressions? d^2 – 13d + 36