HailyDenney2 I need your assistance please!

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

Write the equation in logarithmic form e^x=403.429

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14