peter1104 peter1104
  • 23-12-2016
  • Mathematics
contestada

One number is 2 less than a second number. Twice the second number is 17 less than 5 times the first

Respuesta :

djsdoodle
djsdoodle djsdoodle
  • 26-12-2016
x=y-2
2y=5x-17
Substituting for x into the second equation, we find
2y=5(y-2)-17
2y=5y-10-17
-3y=-27
y=9
So x=7
Thus, the two numbers are 7 and 9.
Answer Link

Otras preguntas

With respect to major rivers, the Mekong is to Vietnam as the Irrawady is to A. Myanmar. B. Cambodia. C. Laos. D. Thailand.
6. Under the English Westminster model, the highest court of appeals is?
How do you simplify 28/63?
55 is 40% of what number
6. Under the English Westminster model, the highest court of appeals is A. a panel appointed by the prime minister. B. the ruling King. C. the House of Commo
A square and rectangle have the same area. The length of the rectangle is five inches more than twice the length of the side of the square. The width of the rec
think about the natural resources near you. what are the things that you made your family decide to live where you do?
what is 54 divided 6 equal blank times 3
think about the natural resources near you. what are the things that you made your family decide to live where you do?
The ratio of Sam's age to Hank's age is 5 to 3. If the sum of their ages is 24, how old is Hank?