coralstoner3274 coralstoner3274
  • 26-01-2021
  • Mathematics
contestada

A bag contains 120 marbles. Some are red and the rest are black. There are 19 red marbles for every black marble. How many black marbles are there?

Respuesta :

binitamalla11
binitamalla11 binitamalla11
  • 26-01-2021

Answer:

I guess the answer is 101 black marbles..

Answer Link
alinarodriguez0518 alinarodriguez0518
  • 26-01-2021

Answer: There are 6 black marbles

Step-by-step explanation:

120=19x+x

divide 120 by 19 which gives you 6

plug in the six

120=19(6)+6

120=120

Answer Link

Otras preguntas

A line that contains the point (-8,-1) and is perpendicular to -15x +3y = 9
Mike has 1/2 a bottle of bathroom cleaner left . he uses 1/3 of the bathroom cleaner.what fraction of the bottle does he have?
Identify the role of women in american society before, during, and after world war i.
Name a few American deconstructors.
How do you factor rational functions
After a bill has passed one house of Congress, where does the bill then go? the Supreme Court for judicial review the other house of Congress to be debated and
When does a object have the greatest kinetic energy?
how do you figure our what number is 24% of 80
anyone good at math? c: Solve by using the square root method 4x^2-8=136 {-2, 2} {-6, 6} {-12, 12} {-144,144}
I need help on #8 please help..