If y varies directly as x and z, and y=8/3 when x=1 and z=4 find y when x=6 and z=3

Solve the equation for x.3(6x - 1) = 12 i've tried doing the math and i can't find out what i'm doing wrong

Adesigner charges a one time fee of $200 plus $40 an hour for each project. write an expression to represent how much money the designer will make for a project

Which of the following will form the composite function?