Which unit is part of the si system? 1. gram 2. pint 3. quart 4. gallon

Which best explains why this triangle is or is not a right triangle?

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

Solve x+3y=6 and 4x-6y=6 by elimination . show work !