Suzy and Johnny can paint a fence together in 4 hours. Johnny can paint the same fence by himself in 7 hours. How long (In hours) will it take Suzy
to paint the same fence by herself? Round to the nearest tenth.

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

answer: yes i agree that you should not put it on/p>

step-by-step explanation: the reason for this is that it wastes other peoples time and also make them fail as well and that is never good.