Answer:
60
Step-by-step explanation:




Answer:
C.
Step-by-step explanation:
3 times 2 is 6, 2 times 5 is 10, 5 times 3 is 15. However you need 2 for each since there are 3 sets of two equal faces. So it will be 6+6+10+10+15+15
Answer:
x2 y1, x4 y2, x6 y3, x8 y4
Step-by-step explanation:
You have to double the x for each y
Answer:
5x+31
Step-by-step explanation:
f(g(x))
5(x+7) -4
5x+35-4
5x+31=f(g(x))