Step-by-step explanation:
Solve by Subsitution

Replace this into the second equation


Write in standard form

Use the quadratic formula, and our answer will be
(6.97,43.02)
(43.02,6.97)
Answer:
35% chance
Step-by-step explanation:
add up total number of marbles 4+6+3+7= 20
add up number of red and yellow marbles 4+3= 7
there is a 7 out of 20 chance that a red or yellow marble is chosen or in other words 35% chance
Answer:N
Step-by-step explanation:
The answer to your question is True.