70-q-q-2q= 80
combine like terms first
so you get 70-4q= 80
subtract 70 on both sides and you get -4q= 10
divide -4 on both sides and you get q= 10/-4 or -2.5
Answer:
1/4 pound
Step-by-step explanation:
The maximum error is half the "rounded to" value. Here, rounding is to 1/2 pound, so the maximum error is 1/4 pound.
The answer to the question is 1.032
The correct answer is C plane HJG