genesimons73 genesimons73

04-08-2016
Mathematics

contestada

If y varies inversely as x, and y = 4 as x = 8, find y for the x-value of 2.

Respuesta :

nobillionaireNobley nobillionaireNobley

04-08-2016

For inverse variation, y = k/x
4 = k/8
k = 4 x 8 = 32
y = 32/x

When x = 2, y = 32/2 = 16.

Answer Link

Otras preguntas

What are the x- and y-intercepts for the graph of -3x + 5y = -15 A) x-intercept: -5, y-intercept: -3 B) x-intercept: -5, y-intercept: 3 C) x-intercept: 5, y-int

ediment deposited where a river flows into an ocean or lake

I need help which equation describes this line ?

When should hand washing education start for children??

Please help me with number 11.

Which equation is correct for FON???

someone please help me ASAP!!!!!!! serious answers only!!!!!!

What similar change did China and Japan face following the Sino-Japanese War?

A 180 ft long board is cut into 3 pieces. The second piece of board is twice as long as the first. The third piece of board is six times as long as the first.

A 12-foot by 15-foot patio is increased by placing a stone border around the patio. The width of the border is the same all around the patio.The perimeter of th