Which expression is equivalent to (0.5x+7)−(1.2x−3)? (0.5x+(−1.2x))+(7+3) (0.5x+1.2x)+(7+(−3)) (0.5x+1.2x)+(7+3)

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,

Which statement is true about the local minimum of the graphed function? over the interval[-4,-2], the local minimum is 0. over the interval [-2,-1] , the local minimum is 25. over the interval [-1,4], the local minimum is 0. over the interval [4,7], the local minimum is -7