Answer:
the blue whale weighs 143.5 more tons than an African elephant
Step-by-step explanation:
an adult blue whale is 300,000 pounds, an adult African elephant is 13,000 pounds
300,000 pounds = 150 tons
13,000 pounds = 6.5 tons
150-6.5= 143.5 tons
(2,4)
When graphed the lines intersect at point (2,4) which is the solution.
70
(5x2) x 7
(10) x 7 = 70
im not sure , sorry... i wish i could have helped