kcentolellp2gnts kcentolellp2gnts

12-01-2018
Mathematics

contestada

y and x have a proportional relationship and y =5 when x = 4 what is the value of x when y =8

Respuesta :

skmc1985 skmc1985

12-01-2018

y/x = 5/48/x = 5/45x = 32x = 6.4

Sorry if this doesnt help

Answer Link

choixongdong choixongdong

12-01-2018

y = kx
k = y / x = 5/4 = 1.25
so
y =8 then
8 = 1.25 x
x = 8/ 1.25 = 6.4

answer
x = 6.4 when y = 8

Answer Link

Otras preguntas

Which statement is true about the graph of y = -x2 + 9? Help me y’all

I will mark as a brainliest if you can answer these 2 questions plz and thank you How did the NAACP used lawsuits and the Supreme Court as it’s main strategy f

Can someone help me

Find the value of the discriminant. 2x^2+12x−13=0 then Determine the number and type of roots.

Please help me, solve for x tysm whoever does it without trollling or just answers to get points

Which of the following best describes a breach of contract?

5. Acid + Metal → a Salt + _______

When you divide a picture into thirds, how many parts do you end up with? *

which sentence uses a present participle as an adjective

Identifying technical vocabulary