mealmanf mealmanf
  • 13-09-2018
  • Mathematics
contestada

There are 17 more girls than boys. There are 431 students in all. How many boys are there

Respuesta :

sirowl sirowl
  • 13-09-2018

Let g= number of girls, and b= number of boys

g = 17 + b

431 = g + b

so, after substitution

431 = (17+b) + b

431 = 17 + 2b

Solve for b, and you will get your answer.

Answer Link

Otras preguntas

two methods of active transport
on sara's computer, 3/8 of the hard drive is files. Of the files, 1/6 are games . What part of the hard drive is games?
3 ( 4d + 1 ) - 9d = 6 - 2d
A light plane flew from its home base to an airport 255 miles away. With a head wind, the trip took 1.7 hours. The return trip with a tail wind took 1.5 h
how have computers changed mapmaking in recent years
2 ( 4a - 12 ) + 3a = 6a + 1
on sara's computer, 3/8 of the hard drive is files. Of the files, 1/6 are games . What part of the hard drive is games?
Your model locomotive is 18 inches long. It is an exact model of a locomotive that is 72 feet long. A window on the locomotive is how many times wider than a wi
What were the 4 major truths Jefferson presented in the declaration of independence?
how have computers changed mapmaking in recent years