Answer:
yes
Step-by-step explanation:
2:14, 1:7, 3:21, and 18:126
They are all multiplying by 7.
2*7= 14
1*7= 7
3*7= 21
18*7= 126
Hope this helps! :)
8x+4
4(2x+1)=8x+4
9.5
38 / 4 = 9.5