2LeiLei2
2LeiLei2 2LeiLei2
  • 21-10-2018
  • Mathematics
contestada

A number is 6 greater than 1/2 another number. If the sum of the numbers is 21, find the numbers

Respuesta :

daphnewong
daphnewong daphnewong
  • 21-10-2018

Answer:

x=11, y=10

Step-by-step explanation:

x= 6+ (1/2)y

x+y=21

substitute the first equation into the second equation:

(6+ (1/2y)) + y =21

to get:

y=10

then to find x:

x+ 10 = 21

x=11

Answer Link

Otras preguntas

PART A: Which statement best describes the main theme of the story, “A HANDFUL OF CLAY” .A Even simple things can have a great purpose. .B Art is not always bea
3. Construct Arguments which is a better approximation of V20, 4.5 or 4.47? Explain.
Which of the following is the best metaphor for an atom? A. A jigsaw puzzle piece B. A lego block C. A box
NEED THIS AND HOW U GOT THE ANSWER find the value of X given that M is greater than PQS equals 119°
what part did rivers play in Georgias development
oque é aquecimento global me ajudem please
Enter the number 99.4177 rounded to the nearest hundredth (two decimal places)
Besides changes to the amount of water, what environmental changes would these organisms experience?
10) What does the word principal mean, as used in section 11 of the passage? A) boss B) general C) main D) subordinate
the present subjunctive Me sorprende que todos Uds. no ___________ (RECICLAR) todos los días. ¡Ojalá que mi familia __________ (RECOGER) la basura que está en