Answer:
Answers Below
Step-by-step explanation:
Part A:
r=d/t
Part B:
r=665280/3
r=221760
Part C:
221760/5280 = 42mph
Part D: Miles per Hour, because it is easier to understand
Answer:
69
Step-by-step explanation:
you add the nubers then subtract th 7
Hello :
x²+8x-3=0
(x² +2(4)x +4²) -4² -3 = 0
(x+4)²-19 = 0
(x+4)² = 19
x+4 = √19 or x+4 = - √19
x = √19 - 4 or x = -√19 - 4
Answer:
question does not seem complete, from what i know it sounds like he should add up the test scores and divide it by five, that will give him his average which should be his grade, please update question if possible
i hope this helped ;)