Answer:
ok so we need to find the percent so
8.46 divided by 42.3=0.2
she she tipped 20%
Hope This Helps!!!
You just look where the line crossed the y axis and that’s your y intercept and for the slope you look at where the line perfectly intersects the squares and then count rise to run to each dot
It’d be 12.458 , rounded to the nearest tenth makes it 12.5. Hopefully, I helped.