renagello renagello
  • 19-06-2018
  • Mathematics
contestada

what is the value of x 1/5×-2/3y=30 when y=15

Respuesta :

annshiro1989 annshiro1989
  • 26-06-2018
Equation.
1/5 x - 2/3 y = 30

     y= 15

Substitution.
1/5 x - 2/3 (15) = 30

1/5 x - 10 = 30

1/5 x = 30 + 10

1/5 x = 40

   x = 200.
Answer Link

Otras preguntas

Hemophilia is a recessive disorder found on the X chromosome of males abd females. Patricia is a healthy carrier of hemophilia and Sam is completely healthy. Co
Luisa mows lawns during the summer.  She charges $15 if she cuts the grass but charges $5 more if she also trims the grass.  Last week she trimmed 5 more yards
Describe how energy and matter move through the food web and carbon cycle
In 1787, delegates met in Philadelphia. They came from all of the 14 states except?
Luisa mows lawns during the summer.  She charges $15 if she cuts the grass but charges $5 more if she also trims the grass.  Last week she trimmed 5 more yards
what U.S document states the law for how Tyler became President?
What is realpolitik?
The perimeter of a rectangular field is 344 yards.  If the width of the field is 74 yards, what is its length
how did caesar strengthen his hold on power after declaring himself dictator of Rome for life
Which President was sent a 1,235-pound block of cheese, with a note that read: "The greatest cheese in America for the greatest man in America."