10r² + 3 = 813
10r² = 813 - 3
10r² = 810
r² = 810 ÷ 10
r² = 81
r = √81
r = <u>9</u>
So, the value of <em>r </em>is 9
<em>Hope </em><em>it </em><em>helpful </em><em>and </em><em>useful </em><em>:</em><em>)</em>
Answer:
4/24
Step-by-step explanation:
Answer: 7x squared + 10y
Step-by-step explanation:
Answer:
7 quarts and 1 pint
Step-by-step explanation:
2 pints is equal to a quart
15 pints divided by 2 is 7r1
7 is equal to 7 quarts and r1 is equal to 1 pint.
