Which of the polynomials below is a 3rd degree polynomial? Select one:
a. 5x 3 − 6x 4 + 7x 2
b. 3x 2 − 5x + 7
c. 5x 2 − 6x 3 + 7x − 8
d. 3x 3 + 4x 5 + 6

It takes evan 6 3/4 to mow 3 lawns. it takes 2 1/3 hours to mow me. gals lawn and 1 3/4 hot mow ms. lee’s lawn. how many hours does it take evan to mow the third lawn?

X+y=-4 x-y=2 use elimination with adding and subtraction

Travis and paula went to lunch.travis ordered a sandwich for $7.50 and paula ordered a burger for $5.25.after lunch,they left a 15% tip for the waiter.how many money did they spend altogether?