Question

A, B and C working together can finish certain piece of work in 40 days. If (A + B) work together then take 1/3 less time than that of C takes alone. If (A+C) work together then they take 1/4 less time than that of B takes alone. In how many days (B+C) working together will finish the work?​

Answer 1

Answer:

Question -:

If 5x + 7 = 3, then find x.

\sf\underline{Solution }\dag

Solution

†

5x + 7 = 35x+7=3

5x = 3 - 75x=3−7

5x = - 45x=−4

x = \frac{ - 4}{ \: \: \: 5}x=

5

−4

None of these will be the value of x.

The value of x is - 4/5.

Hope it helps! :)

Step-by-step explanation:

Question -:

If 5x + 7 = 3, then find x.

\sf\underline{Solution }\dag

Solution

†

5x + 7 = 35x+7=3

5x = 3 - 75x=3−7

5x = - 45x=−4

x = \frac{ - 4}{ \: \: \: 5}x=

5

−4

None of these will be the value of x.

The value of x is - 4/5.

Hope it helps! :)