(x+y+z)(x-y-z)=x^2-y^2-2yz-z^2 Transform each side to prove if it is an identity

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

On a piece of paper graft y+2> -3x-3 then determine which answer matches the graph you drew

In dire need~! describe how to use area models to find the quotient 2/3 divided by 1/5. check your work by also finding the quotient 2/3 divided by 1/5 using numerical operations only.