danielcespedes2005 danielcespedes2005
  • 03-04-2020
  • Mathematics
contestada

A bag contains white marbles and red marbles, 90 in total. The number of white marbles is 6 less than 5 times the number of red marbles. How many white marbles are there?

Respuesta :

laylaggraham
laylaggraham laylaggraham
  • 03-04-2020

Answer:

W = 72

Step by step explanation:

White = W

Red = R

W + R = 90

Write an equation

W = 5R - 6

Substitute

5R - 6 = 90

Add 6 to both sides of the equation

5R = 90

Simplify

90 ÷ 5 = 18

R = 18

90 - 18 = W

W = 72

Hope this was useful to you!

Answer Link

Otras preguntas

What is happening with the title the Thane of Cawdor?
When a nobleman gained significantly more land than other nobles, he unbalanced the equal lands system. True False
Al's awesome autos advertised a special sale on cars - Dealer cost plus 5%!! Jack and Margaret boughta luxury sedan for $23,727.90. What was the dealers cost?
What would most likely occur if the body was unable to create and use ATP immediately?
If r = x, y, z and r0 = x0, y0, z0 , describe the set of all points (x, y, z) such that |r − r0| = 5.
Math help!!!? How do I solve this problem? Can anyone explain?
What does it mean when it says attention for a mailing address?
A wildlife offender that violates a permit falls into which cateorgy?
Having a stronger negative or positive change on one side is called what ?
A total of 231 tickets were sold for the school play. They were either adult tickets or student tickets. The number of student tickets sold was two times the