The probability of the black marble will be 35.7% because 100/(9+5) is 7.14 and you multiply that by 5 to get 35.7%.
Cross-multiply so that 8(3x + 1) = 14(2x)
Distribute the 8 and 14 into the parentheses:
24x + 8 = 28x
Subtract 24x from both sides:
8 = 4x
Divide both sides by 4:
x = 2
Answer:
no, depends on what the ball costs but no because its .25 (meaning cents) not 25.00 (meaning dollars)
Step-by-step explanation:
Answer:
x=30
Step-by-step explanation:
x+2x+3x=180
6x=180
x=180/6=30
I can see the question but if you add a picture maybe i’ll understand it a little more