Answer:
6 = r
Step-by-step explanation:
V =
πr³ Use this equation to find the volume of a hemisphere
144π =
πr³ Divide both sides by
π
216 = r³ Take the cube root of both sides
6 = r
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Speedy Taxis
you will put 30 instead of X in each equation and see which one is the cheapest
you put 30 beacuse it is said 30 miles and also said That X is the mile
Do you understand?
x+y = 47
x-y = 21
------------ add together
2x =68 divide by 2
x=34
x+y = 47
34+ y = 47
subtract 34 from each side
y = 13
the two numbers are 34 and 13
Answer:
Step-by-step explanation:
Sustituye la variable
y
con
|
x
−
3
|
+
|
x
+
2
|
−
|
x
−
5
|
en la expresión.
s
i
−
2