Answer:
Step-by-step explanation:
new dimensions of prism: x by (x+4) by (2x).
volume = x(x+4)(2x) = 2x³ + 8x²
2x³ + 8x² = 450
2x³ + 8x² - 450 = 0
x³ + 4x² - 225 = 0
x = 5 in
Answer:
Step-by-step explanation:
You can plug in the 294 for A and solve
Answer:
Since you are to calculate the value of x, the first thing to do is to collect the like terms, i.e bring all the families of x together.
which implies : x -12x +7x = 7 + 4
-4x = 11
Divide both sides by -4
therefore : x = 
Step-by-step explanation:
Total marbles = 2 + 7 = 9
P(Purple, then white) = (7/9)(2/8) = 7/36
Answer: 7/36
Answer:
I think it's like 81%
Step-by-step explanation:
17 /21=.809