100x+50= your answer
For example if 3 cavities are filled you would have to multiply 100(3)+50=350
I hope this helps!
Answer:
With the increase of the value of a ,the value of the expression 20+a will also increase.
Step-by-step explanation:
150 x 5= 750
20 x 5= 100 ... so they should expect 100 cellphones to be defective
Answer:
7 wks, 181 lbs
Step-by-step explanation:
160+3t=195-2t
160+5t=195
5t=35
t=7 weeks
160+3(7)=195-2(7)=181 pounds
