Answer:
476
Step-by-step explanation:

because there are 68calories per serving and there are 7 servings
Answer:
x=65
Step-by-step explanation:
145=2x+15
Answer:
see below
Step-by-step explanation:
3^-7 x 3^7 = 1
The negative exponents put it in the denominator
1/ 3*3*3*3*3*3*3 * (3*3*3*3*3*3*3) = 1
The 3's cancel leaving
1/1 = 1
1=1
Number 16- 216
number 17- 180
number 18- 252
36 / 9 = 4
Answer : 4 play areas.