Answer:
£216
Step-by-step explanation:
<u>Total number of people:</u>
<u>Total paymen</u>t:
<u>Teacher earns in total per given week:</u>
under
change the underminator, we have
7×(x-2)-4×(3x+5)=-3×7×4
7x-14-12x-20=-84
-5x=-50
x=10
3rd option