Solve each system
7) 8x-y=3
y=-8x - 3
Please help

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Find the distance between (7,-6) and (-3,-9)

What is the value for this expression? 2e-5