Answer:
B
Step-by-step explanation:
Took the test
Answer:
21/4
Step-by-step explanation:
21 y = -4x Divide 21 on both sides
y = -4/21x Slope is -4/21
Perpendictulare lines have a slope that are the negative inverses of eachother, so flip the 4 and the 21 and make it positve instead of negative
If you simplify 2/10 to get 1/5 then you can add the two together to get 4/5, so that would leave 1/5 for richard
Answer:
The most reasonable answer would be 44 minutes
Hope that helps!
