Well we know 4% is just 4/100.
So 20 = 4/100.
Let's find out what 1/100 is and multiply that by 100:
20/4 = 5.
So 1/100 = 5.
5*100 = 500.
L=W+12
2L+2W=48
2(W+12)+2W=48
2W+24+2W=48
4W=48-24
4W=24
W=24/4
W=6 ANS. FOR THE WIDTH.
L=6+12=18 ANS. FOR THE LENGTH.
PROOF:
2*18+2*6=48
36+12=48
48=48
Hope this helps:)
Answer:2/15 hope this helps
Step-by-step explanation:
Answer:
Hi,
a=b+3
Step-by-step explanation:


Thus:
c+2b+8-4a=c-a-b-1
3b-3a=-9
<u>a=b+3</u>