Answer:
He got 400 coins because there are 100 cents in a dollar. 100*20=2000. 2000/5=400!
Step-by-step explanation:
I hope this helps! Have a great rest of your day!
Answer:
x <2
Step-by-step explanation:
2.5 – 1.2x < 6.5 – 3.2x
Add 3.2x to each side
2.5 – 1.2x+3.2x < 6.5 – 3.2x+3.2x
2.5 +2x < 6.5
Subtract 2.5 from each side
2.5+2x-2.5<6.5-2.5
2x<4
Divide by 2
2x/2 < 4/2
x <2
Ans given below
-3r-12=-21
-3r=-21+12
-3r=-9
r=-9\-3
r=3