Write an expression equivalent to 10+2m by factoring out the greatest common factor from the two terms

Bobby bought 1.12 pounds of turkey at a cost of 2.50 per pound. carla bought 1.4 pounds of turkey at a cost of 2.20 per pound. who spent more and by much?

Select the two pairs of figures that are similar.

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g