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 ( 56+ )
Otras preguntas
The perimeter of a rectangle is 54 feet. The area of the rectangle is 176 square feet. Find the dimensions of the rectangle.
The perimeter of rectangle is 48ft the length is 16 from. Whats is the area?
The table shows the change in the water level (in centimeters) of a reservoir for three months. Find the total change in the water level for the three-month per
What are the zeros of this function? Please let me know A,B,C, or D.
Help me pls which one ?? Ahh will make you brainless have a good day
Write about the Importance of Cave Art. Why is it important? Why did people back in the day do Cave Art?
Mr. Whitman gave a test to his 32 math students. He felt the results were low, so he retested them one week later. The results of the original and retake test a
Make the underlined words plural. Pongo este huevo en el plato. O estes huevo O estas huevos estos huevos O este huevos
which points in the diagram would have spring tides? please help!!
PLS HELPPPP!!! I WILL GIVE BRAINLIEST IF CORRECT
