15.
find the slope of a line perpendicular to m∠aco≡120x, m∠b≡60, and m∠a≡10+x, find m∠acb

a 25
b 50
c 35
d 85

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

Write the equation in logarithmic form 8^x=64

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.