KadinR387781 KadinR387781

25-10-2022
Mathematics

contestada

y varies inversely as x. y=12 when x=7. Find y when x=2

Respuesta :

NathinB569973 NathinB569973

25-10-2022

We write as an inverse proportion first then make an equation by multiplying by k:

[tex]y=\frac{k}{x}\Rightarrow k=x\times y[/tex]

Find the value of k:

[tex]k=7\times12=84[/tex]

Then, when x = 2, y is:

[tex]y=\frac{84}{2}=42[/tex]

Answer: y = 42

Answer Link

Otras preguntas

why isn’t -3/5 a integer? answer asap please

The expression (√90 *√40) - (√8*√18) simplifies to what

A truck parked on the street is 56 m from the base of the apartment building on the right. The angle of elevation from the truck to the top of the building is 4

I'm trying to solve a equation of 3x-2=1 In the book, it says that 3 -2=-1 turns into 3x=3. I don't get it?! Shouldn't it be 3x=-1?

I have to write a paragraph on "What is America?" I cant use any "abstract" images, Instead I have to focus on things you can hear, touch and smell. Can anyone

3. Bob Baffert hos iwo thoroughbred horses in his bom that he brings out every morning to train for the upcoming rocos. Hoppertunity is a horso training for a 2

p[tex] \frac{p}{9} \leqslant \frac{2}{3} [/tex]

which sentence has a verb that is in the active voice in 1878 the world First Commercial Telephone Company was open by entrepreneurs in Connecticut

1. Give two other names for AB 2. Name three points that are collinear. 3. Give another name for plane F. 4. Name a point that is not coplanar with A, B, and C

Pls help ASAP! I will make you brainliest. (Number 14.)