The answer is A.All real numbers except -2.
Answer:

False
Step-by-step explanation:

You substitute
for the second equation.

Then you have to distribute
.

Combine like terms.

Answer:
The answer is D. Multiply the previous value by 3.
Step-by-step explanation:
Answer:
51.08 in.²
Step-by-step explanation:
S.A = (l x b) + (l × h) + (b × h)
= (8.2 in. × 3.4 in.) + (8.2 in. × 2 in.) + (3.4 in. × 2 in.)
= 27.88 in.² + 16.4 in.² + 6.8 in.²
= 51.08 in.²
80 oz
One pound is 16 ounces. If there is 5 pounds then you just multiply 16 by 5 and get 80 ounces.