Answer:
Step-by-step explanation:

Answer: z= 1.72
Step-by-step explanation:
Don’t ask me how I guessed and it was right
Answer:
50 2/15
Step-by-step explanation:
Answer:
It is 152
Step-by-step explanation:
I hope this helped
Answer:
There are 180 marbles in the jar
Step-by-step explanation:
Let x = number of marbles in the jar
x * 25% = number of red marbles
x * .25 = 45
Divide each side by .25
x *.25/.25 = 45/.25
x =180
There are 180 marbles in the jar