What is the sum of all prime numbers beetween 70 to 80? What is the product of prime numbers immediately before and after 50?

Answer both plz thx

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Manny bought 12 pounds of vegetables at the supermarket. 75% of the vegetables were on sale. how many pounds of vegetables were not on sale? 98 points : )

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much