The system of equations that represent the situation are 1.20R + 2B = 70, and R + B = 90.
<h3>What are the system of equations?</h3>
The system of equations are sets of equations that have to be solved simultaneously in order to determine their required values. They are often referred to as simultaneous equations.
To learn more about simultaneous equations, please check: brainly.com/question/25875552
2
product of 5 and 5= 25
take 25 and subtract the 5 and u get 20
20 divided by 10 is 2
Answer:
11/21
Step-by-step explanation:
1/3=7/21
1/7=3/21
(7+3)/21=10/21
21/21-10/21=11/21
Thus 11/21 of the circle is shaded.
Answer: 3/5
Step-by-step explanation:
Fist find out how many whites are there and divide it by the total to find the probability.
9/15 simplify it to 3/5
Answer:
347
Step-by-step explanation:
i added them all