Answer:
x+b+2 * c - d
I believe that's the expression
Step-by-step explanation:
No i cant im sorry idm how to that to
Answer:
0
Step-by-step explanation:
It is essential that you use parentheses to eliminate ambiguity here.
I will make the assumption that you meant 7-(5/6)*7-7/6. This simplifies to
7 - 35/6 - 7/6, or
42 35 7
---- - ----- - ------ = 0
6 6 6
<u>Jerry:</u>
50 mins = 1 detailed car
1 min = 1/50 of the details
<u>Sally:</u>
60 mins = 1 detailed car
1 min = 1/60 of the details
<u>If they work together:</u>
1 min = 1/50 + 1/60 = 11/300 of the details
Total time needed:
300 ÷ 11 = 27.27 mins
Answer: They will need 27.27 mins if they worked together.
