PL Solve each equation for the variable. Show every step in your work

-5x+12=20

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

Which is greater, 7 p 5 or 7 c 5? 7p5 7c5

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?