Find DEH and FEH. I will Brainliest

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points

Find the distance between the pair of points a(-1,8) and b(-8,4)