Answer:
1492.88
Step-by-step explanation:
V = πr^2 h/3
3.14 × 18^2
3.14 × 324 = 1017.36
1017.36 × 4.4 = 4476.384
4476.384 ÷ 3 = 1492.88
Hope this helped.
You have a lot of questions here, try breaking them up into multiple posts and you may get more responses.
I will help with some.
<span>(x+3)=0
The solution is just -3.
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3m(m-4)=0
The two solutions are 0 and 4.
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(r-3)(r+2)=0
The two solutions are and 3 and -2.
</span>
I hope this gets you started in the right direction.
<span>Common numbers for 15 18 and 12: 1 and 3</span>
Answer:
<h2>x = -0.5</h2>
Step-by-step explanation:
![6.8x + 9.3 = -9.4 + 3.4 (2-5x)\qquad\text{multiply both sides by 10}\\\\68x+93=-94+34(2-5x)\qquad\text{use distributive property}\\\\68x+93=-94+(34)(2)+(34)(-5x)\\\\68x+93=-94+68-170x\\\\68x+93=-26-170x\qquad\text{subtract 93 from both sides}\\\\68x=-119-170x\qquad\text{add 170x to both sides}\\\\238x=-119\qquad\text{divide both sides by 238}\\\\x=-\dfrac{119}{238}\\\\\boxed{x=-\dfrac{1}{2}}](https://tex.z-dn.net/?f=6.8x%20%2B%209.3%20%3D%20-9.4%20%2B%203.4%20%282-5x%29%5Cqquad%5Ctext%7Bmultiply%20both%20sides%20by%2010%7D%5C%5C%5C%5C68x%2B93%3D-94%2B34%282-5x%29%5Cqquad%5Ctext%7Buse%20distributive%20property%7D%5C%5C%5C%5C68x%2B93%3D-94%2B%2834%29%282%29%2B%2834%29%28-5x%29%5C%5C%5C%5C68x%2B93%3D-94%2B68-170x%5C%5C%5C%5C68x%2B93%3D-26-170x%5Cqquad%5Ctext%7Bsubtract%2093%20from%20both%20sides%7D%5C%5C%5C%5C68x%3D-119-170x%5Cqquad%5Ctext%7Badd%20170x%20to%20both%20sides%7D%5C%5C%5C%5C238x%3D-119%5Cqquad%5Ctext%7Bdivide%20both%20sides%20by%20238%7D%5C%5C%5C%5Cx%3D-%5Cdfrac%7B119%7D%7B238%7D%5C%5C%5C%5C%5Cboxed%7Bx%3D-%5Cdfrac%7B1%7D%7B2%7D%7D)
Answer:
Ohh
Step-by-step explanation:
The answer is already there