DaffyXP DaffyXP
  • 07-06-2018
  • Mathematics
contestada

If y is 7 when x is 3.5 and y varies directly with x, find y when x is 12.

Respuesta :

emilykrogfoss
emilykrogfoss emilykrogfoss
  • 07-06-2018
So to find y, we have to set this into fractions and cross multiply.
so, remember y/x
7/3.5=y/12
12*7=3.5y
solve for y
84/3.5=y
y=24

Answer Link

Otras preguntas

3.4 Describe actions to take where any concerns with the agreed care plan are noted
what is 1/3 divided by 5/7
can 166/100 be simplified
The graph of a relationship between variables that is directly proportional is a straight line. A. True B. False
A female reproductive cell is
Why do the planets appear in different locations in the night sky while the pattern of stars in a constellation stays the same?
The conquest of new lands allowed romans to..... A. Increase the size of roman citizens B. Decrease the number of slaves in Rome C. Trade good they previously d
Erwin Schrödinger developed the quantum model of the atom. What scientific knowledge was necessary for Schrödinger’s work?
In what year was the first Civil Rights Act passed? A. 1866 B. 1870 C. 1926 D. 1965
Which of the following accurately describes the relationship between photosynthesis and cellular respiration? A. Photosynthesis provides cellular respirat