Answer:
45
Step-by-step explanation:
Answer:
c= -2/3
Step-by-step explanation:
c+8 = -11c
C = -11c -8
c+11c = -8
12c = -8
divide both sides by 12
c= -2/3
The surface are is about 161.6 square centimeters.
Tonis donation is 3 times longer (6 x 3 = 18)
Answer:
75min or 1 hour 15min
Step-by-step explanation:
45/12 = 3.75min per problem
3.75 x 20 = 75min or 1 hour 15min