alfreale00
alfreale00 alfreale00
  • 01-07-2016
  • Mathematics
contestada

-12x=-75-11y
-5x=-89-11y

Respuesta :

nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 02-07-2016
12x - 11y = 75 . . . . . . . . (1)
5x - 11y = 89 . . . . . . . . (2)
(1) - (2): 7x = -14
x = -2
From (1): 12(-2) - 11y = 75
-24 - 11y = 75
-11y = 75 + 24 = 99
y = -9
Therefore, x = -2 and y = -9
Answer Link

Otras preguntas

Leave your slope as a fraction.
a packaging box is filled 4/5 of the way with packing peanuts what decimal represents the fraction of the box filled with pack penauts​
1. POINT OF VIEW : The narrator , E -72521 the using " we" instead of "I". Why does he tell it this way?
PLEASE HELP!!! What is the symbolic meaning of cutting the hair short in the Sioux tradition according to Zitkala-Sa in "The School Days of an Indian Girl"? Qu
J18 IXL NOW BEFORE TODAYY
A block of cheese is in the shape of a rectangular prism. The block of cheese and its dimensions are shown below. What is the total surface area of the block of
Help !!! will give points
A number with no variable attached is called a what
f(t) = 2t - 3 f(7) =
3. Which of the following is a polynomial?4x3+9x - 5x2 ii. x 5iii. 3xx+3x+6c. I anda. i onlyb. I and id. i and​