DeciahiramSadisobh DeciahiramSadisobh
  • 10-11-2016
  • Mathematics
contestada

The product of a number and 9 less than the number is 90. find the number.

Respuesta :

snue97
snue97 snue97
  • 11-11-2016
Factors of 36 that differ by 9 are 12 and 3; 
12*3 = 36 
Or you could write x(x - 9) - 36 = (x - 12)(x + 3) = 0 
The number was 12
Answer Link

Otras preguntas

You apply to 20 graduate programs, 10 of which are in clinical psychology, 5 of which are in counseling, and 5 of which are in social work. You receive a
What is the difference between a philosopher and a philologist? Please answer quickly; this is due tommorrow
how do i write a word problem for $3.00 divided by $0.25
What is the slope of this line whose equation is y=1/6x-1/2
Solve this proportion 10/8=n/10
Why are there fewer traditional economies today?
Terry has between 50 and 100 pennies and her piggy bank. She can count them two at a time and come out even. She can also count them three and five at a time an
Use elimination to solve this system of equations. X-4y=-11 and 5x-7y=-10
which is greater 1 gal or 15 c
Evaluate the expression when a=6 and y= -7