Bonjour quelqu’un pourrait m’aider s’il vous plaît c’est urgent !

4+n=5

step-by-step explanation:

this is because the four is four hours and the n represents the 1 extra hour over the weekend.

b= i'm srry i don't know that one.

4+n=5 n=1 because if vernon plays 5 hours a week then 4+1=5 hours.

hope this : )

i think the answer is 90 hope this

no solution exists the way you wrote the equation.