First you will subtract right to left and then what ur left with is the sum.
2.48 can be rounded pretty much any number between 2.45 to 2.5
<span />
Subtract 1:
x/4=2
multiply by 4:
x=8 which is the answer
Answer:
20x+21y+14
Step-by-step explanation:
Combine like terms:
150x-80y+50-50x-25y+20=
100x-80y+50-25y+20=
100x-105y+50+20=
100x-105y+70
100x-105y+70 can be divided by 5 and get 20x+21y+14.