4. Find the HCF and LCM of 45 and 75 using prime factorisation.​

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.

Solve the equation. 2x - 8(x+1)= 6(2x - 3)