alfreale00 alfreale00

01-07-2016
Mathematics

contestada

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

Respuesta :

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

How was Martin Luther King a significant figure in the Civil Rights Movement?

The volume of a cylinder with height to radius ratio of 4:1 is 108 pie centimeters cubed. Find the radius and height of the cylinder.

Why is carbon unique among the elements?????

Which measurement is not equal to 3 m 30 dm or 300 cm or 3000 mm or 3000 cm

Translucent definition: __________ is allowed to pass through translucent objects.

Write each decimals as a fractions or a mixed number. 26.3 and 7.104 >> help <

contrasting: how some Jews differ in their beliefs about Jesus ?

Compare and contrast an electromagnet and a permanent magnet.

BY using eight eights and addition only can you make 1000?????/

On a desk there are 6 sheets of blue paper, 4 sheets of yellow paper, 5 sheets of green paper, and 2 sheets of pink paper. In how many ways can the paper be sta