Answer:

Step-by-step explanation:

Answer:
3 multiplied by a variable d and add seven to it
Step-by-step explanation:
3 multiplied by a variable d and add seven to it.
Since tom has twice as much as peter and peter has half as much as Mary this shows that Tom and Mary have the same amount
Tom=$6
Mary=$6
Peter=$3
Answer:
r = -2
Step-by-step explanation:
−88=11(r−6)
-88 = 11r -66
11r =-88+66
11r = -22
r = -2
Answer:
4 1/3(b-21) im pretty sure