Answer:
D-124 degrees
Step-by-step explanation:
Answer:
12
Step-by-step explanation:
(-455)-(-233)+(234)
-455+233+234
(233+234)-455
467-455
12(answer)
Answer:
3 hours
Step-by-step explanation:
Rodriguez did 1/3 of the job, so the remaining 2/3 of the job will take the assistant 2/3 of the usual time:
(2/3)(4 1/2) = 3 . . . hours
The assistant can complete the job in 3 hours.
Answer:
first one
Step-by-step explanation:
a + b = c
subtract a from both sides
b = c - a
or
c - a = b
