Elizabeth swims 50 feet in ten seconds. Jesse swims 110 feet in 20 seconds. Reagan swims 160 feet in half a minute. Who swims fastest?

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

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.

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1