Simplify the following expressions: 1: 18 + 5s -9s - 30 2: 6(m - 4y) + 10y

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.

Paul’s car is 18 feet long. he is making a model of his car that is 1/6 the actual size. what is the length of the model?

How do i simply this radical expression?