Answer:
B.
Step-by-step explanation: The value of a ratio is the quotient of the two quantities in the ratio.
I hope that this can help you
r = - 2.5
Step-by-step explanation:
21r - 7 - r + 5 = - 52
20r - 2 = - 52
20r - 2 + 2 = - 52 + 2
20r = - 50
20r ÷ 20 = - 50 ÷ 20
x is greater than or equal to 3
d