Answer:
That would be approximately 4.47.
Answer:
the answer would be B 21.7
Step-by-step explanation:
Answer:
52
Step-by-step explanation:
Multiply grams per gallon times gallons to get grams.
Answer:
-103
243
Step-by-step explanation:
(q•r)(5) = q(r(5))
r(5) = 2(5²) + 1 = 51
q(51) = -2(51) - 1 = -103
(r•q)(5) = r(q(5))
q(5) = -2(5) - 1 = -11
r(-11) = 2(-11)² + 1 = 243