Answer:
No, 15/21 and 40/56 do not form a proportion.
Step-by-step explanation:
Answer:
x = 1, y = 1
Step-by-step explanation:
Use system of equations to solve for x and y by using substitution
Answer:
B
Step-by-step explanation:
I hope this helped!
Answer:
2nd option is the answer
Step-by-step explanation:
Answer:
B x+31
Step-by-step explanation: