Find the constant of variation k for the inverse variation. Then write an equation for the inverse variation. y = 2.5 when x = 9
2 answers:
1. k = 2<span>2.5</span><span>
2. xy=k
thats what i got</span>
the answer is
k = 22.5 xy= 22.5
You might be interested in
Answer:
1/2
Step-by-step explanation:
(-2-(-1))/(-4-(-2))=1/2
Answer:
x=-8 OR X=2
Step-by-step explanation:
X²+6X-6=10
X²+6X-16=0
X²+8X-2X-16
X(X+8)-2(X+8)
X+8=0 X-2=0
X=-8 OR X=2
Step-by-step explanation:
Take the number as x
12x-40=7x+25
collect like terms
12x-7x=25+40
5x=65(divide both sides by 5)
x=13
Therefore number is 13
Answer:
(61. 8181..., ~)
Step-by-step explanation:
-11/5x<-136
x>680/11
x>61. 8181...
Answer:
u=2
Step-by-step explanation:
8u-21 = 2u-9
+21 +21
8u= 2u + 12
-2u -2u
6u= 12
divide by 6, u=2 !!
