What is the answer out of these answer choices

a-5.90
b-6.95
c-8.70
d-9.70

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

How do i multiply two digit numbers

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.