thamang8p0lkpz thamang8p0lkpz
  • 07-12-2017
  • Mathematics
contestada

There are 19 animal in the barn.some are geese and some are oxen . There are 70 leg in all. How many of each animal are there

Respuesta :

sassqueenel1991
sassqueenel1991 sassqueenel1991
  • 07-12-2017
There are 3 geese and 16 oxen.

x is the number of geese and y is the number oxen.
x+y=19
2x+4y=70

Solve by substitution:
y= -x+19
2x+4(-x+19)=70
2x-4x=-6
x=3
3+y=19
y=16
Answer Link

Otras preguntas

which of the following represents a correct sequence of levels within the hierarchy of life?
Which of the following is not an example of ectotherms? a. humans. b. snakes. c. turtles. d. none of the above.
What does progency mean
true or false: the governor may server up to three consecutive terms
Basalt, formed from magma, contains iron-rich minerals. Why is this important?
Viability of relevancy of insurance products sold to business and individual
the distance between between two distinct points on number line is always greater than zero? true or false
What are the exact solutions of x2 = 5x + 2?
a situation that can be modeled with the ratio 4:1
Environmental manipulation can result in unforeseen consequences true or false