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If f(x)=2x+2and g(x)=x^3, what is (g•f)(2)

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?