Answer:
Step-by-step explanation:
I am going to say that:
Mary's amount is x.
Ashley's amount is y.
Oscar's amount is z.
Mary has at least 3 times the amount of cash that ashley and oscar have combined
Ashley's and Oscar's combined amount is y + z.
3 times this amount is 3(y + z).
At least 3 times means that z is equal or greater than 3(y + z).
So
The surface area of a sphere is given by
We deduce
So, in your case, the radius is
The volume of a sphere is given by
So, we have
Answer: .5
Step-by-step explanation:
1/5 = 20%
5/25=20%
.5= 50%
Hope this helps!
<span><span><span>87</span>x−<span>34</span>y=<span>72</span></span><span><span>87</span>x-<span>34</span>y=<span>72</span></span></span>To write a linear equation in standard form, move each variable term to the left side of the equation and simplify.
<span><span>Ax+By=C</span><span>Ax+By=C</span></span>Simplify each term.
Tap for more steps...<span><span><span>8x</span>7</span>−<span><span>3y</span>4</span>=<span><span>72</span></span></span>
