Evelyn2005 Evelyn2005
  • 01-11-2018
  • Mathematics
contestada

if y = 12 when x = - 15 find y when x = 2

Respuesta :

glory1331 glory1331
  • 01-11-2018
To find y, when x = 2

we set up another ratio y/2

By the definition both ratios are equal 12/-15 = y/2

Multiple to each side by 2.

12*2/-15 = 2y/2

8/-5 = y

y = -8/5

Answer Link
bowlingangela01
bowlingangela01 bowlingangela01
  • 01-11-2018

Answer:

With the information given

on a scale of (12/-15) or -0.8. Meaning y is -8 tenths of x

so -0.8x2= -1.6

Answer: y= -1.6

Answer Link

Otras preguntas

Write in function form X+y=6..?
Henry can ride his bike 23 miles in 2 hours. The store is six miles away. About hoe long should it take Henry to ride his bike to the store?
Write in function form X+y=6..?
Which of the following is x⁴ + y⁴ identically equal to? (A) (x² + y²)(x + y)(x - y) (B) (x² + xy + y²)(x² - xy + y²) (C) (x² + √2xy + y²)(x² - √2xy + y²) (D) (x
what SI unit would best be used to express the height of your classroom ceiling ?
Each verb below, one noun does not go with it. Which one? 1/ discover ( the truth, a cure, DNA, gold ) 2/ make ( cars, a discovery, a phone call ) 3/ tell ( hel
How far does Franklin Roosevelt deserve his reputation as one of the greatest US presidents?
Write in function form X+y=6..?
What is 0.8% written as a decimal
what is 1/9 of 60 equal