Answer:
https://prezi.com/
Step-by-step explanation:
search up the answer plus there is a video too
Okay okay baby boo I don’t remember how to
Y = 3x
so
if x = 5 then y = 15
if x = 10 then y = 30
so a = 10 and b = 15
answer is B. second choice
a = 10 and b = 15
If you're struggling with graphing problems, I'd highly recommend that you check out Desmos and Mathaway. All you have to do is type the equations and it graphs it for you. Here's the first question:
You should be able to set up a proportion between the sides something like (18+x)/x=(56+21)/56