kara30
kara30
04-09-2017
Mathematics
contestada
helppppppppp!!!!!!!!!!!
Respuesta :
mreijepatmat
mreijepatmat
04-09-2017
- 9y + 6x = 7 (a)
+9y - 8x = 9 (b)
Add a) + b)
- 9y + 6x = 7 (a)
+9y - 8x = 9 (b)
----------- -------
0y - 2x = 16
Solve for x:
-2x = 16
2x = -16
x = - 8.
Now replace x = 8 in either a) or b) and you will find y = -55/9
Answer Link
VER TODAS LAS RESPUESTAS ( 25+ )
Otras preguntas
Which revision best corrects the errors in the given sentence? Our relatives often delayed by traffic usually come in the late afternoon. A. Our relatives (of
What is the total number of electron pairs shared between the carbon atom and one of the oxygen atoms in a carbon dioxide molecule?
the thirteenth amendment to the U.S. constitution affected the lives of millions of African Americans by
it took jayla 40 seconds to rip half a DVD. what is jaylas ripping rate in DVDs per minute?
An ion that consists of 7 protons, 6 neutrons, and 10 electrons has a net charge of(I ) 4- (3) 3+(2) 3- (4) 4+
the aggressive preparation of war, was growing along with nations armies
Advantages and disadvantages of corrosion?
Figure LMNOPQ ≌ figure STUVWX, m∠M = 25°, m∠P = 103°, and m∠Q = 47°. What is m∠X?
Compared to a phosphorus atom, a P3– ion has (1) more electrons and a larger radius (2) more electrons and a smaller radius (3) fewer electrons and a larger rad
1. Line segment AC touches the circle at a single point B. Line segment OB extends through the center of the circle. a. What is li
