Paul wants to add the numbers (- 5.1) + 6.5. he also is adding 9 + (- 7). paul stated, "i know that both sums are negative, because whenever i add a negative number and a positive number, the sum is always negative." is paul's reasoning correct or incorrect? explain your answer in complete sentences in the box.

168

step-by-step explanation:

first off, we know that he drove 3.5 hours at a rate of 48 mph.

knowing that, we want to see how many miles he drove all-together.

in this case, we can just multiply 48 by 3.5.

48 * 3.5 = 168

the answer on ed. is:

c. "the graph of f(x) has exactly two x-intercepts."

hope i could someone! : )