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

Much of South Asia was colonized by_________. A. France B. The United States C. England D. Germany
help please 25 points multiply. [−12⋅47]⋅[−14⋅(−0.1)] What is the product? Enter your answer in the box.
Please help fast thank you
Someone plz help me :(
A person invests 3500 dollars in a bank. The bank pays 5% interest compounded semi-annually. To the nearest tenth of a year, how long must the person leave the
Determine the intercepts of the line. Do not round your answers. y = 8x – 18
I have to find out what 56 divided by 1/17 is
(6.4F) 6/5 percent and decimal
Describe the function of sensory neurons. What do sensory neurons do in your body?
persuasive essay should marijuana be legalized?. if so state three reasons why for answer​