9.5 inches is your answer because you would divide 38 by 4
Answer: the ration is 15 black marbles : 11 blue marbles
Step-by-step explanation:
Solve for x of first equation,
17-3=8x
14=8x
7/4 = x
x= 7/4
Put the x value in 4x+9,
4x+9 = 4(7/4) + 9 = 7+9 =16
Therefore, the value of 4x+9 is 16.
Answer:
x=16
y=3
Step-by-step explanation:
32÷2=16
19-16=3
x=16
y=3