Is 4x and 4y like terms

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

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

Determine the solution for mc001-1.jpeg