R + b = 146. Supposing that b=r+28,
r + (r+28) = 146, or 2r + 28 = 146.
Simplifying: 2r = 118. Then r = 59, and b = r+28 = 59+28 = 87 blue marbles
Completing the squares tells us exactly what square root we will need to calculate our answer.
Using the formula below you can find these answers:

Does this make sense?
Cross multiplication
or multiplying by a number which goes in both rates
Wth diaiqowjqksosjshbssbbsjsoaiajw
Answer:yes
Step-by-step explanation:
<BAC=<BDE
<BCA=BED