30k + 70 = 20k + 80
30k - 20k = 80 - 70
10k = 10 / : 10
<u>k </u><u>=</u><u> </u><u>1</u>
Answer:
8/3
Step-by-step explanation:
8/9
Answer:
I'm not sure
Step-by-step explanation:
I thought I knew it but I forgot sorry
12 = 2*2*3
10 = 5*2
LCM = 5*3*2*2
= 15*4=60
the least common multiple is 60
