lexyyh lexyyh
  • 09-01-2015
  • Mathematics
contestada

What is the solution to the system of equations?
X+y=5
X-2y=2
( , )

Respuesta :

Support498
Support498 Support498
  • 09-01-2015
Y=-x+5
X-2(-x+5)=2
X+2x-10=2
3x=12
X=4

y+4=5
Y=1
The answer is (4,1)
Answer Link
bookgirl9632
bookgirl9632 bookgirl9632
  • 09-01-2015
x+y=5
x=5-y

x-2y=2
5-y-2y=2
5-3y=2
-3y=2-5
-3y=-3
-y=-1
y=1

x+1=5
x=4

x-2(1)=2
x-2=2
x=2+2
x=4

The solution of the system of equations is x=4, y=1, or (4,1)
Answer Link

Otras preguntas

The 1763 treaty that ended the French and Indian War changed Georgia's borders by A moving Georgia's northern border to the Fall Line. B extending Georgia's b
the product of two numbers is 432.if GCF of the numbers is 12 then the greater number is ? .i need the steps the answer is 36, Please help ​
What element has the highest electrical conductivity? Mg H He CI
Efficiency, fill in the blanks
If each standard room cdn fill 2 guests what is the maximum number of guests that all standard rooms can accommodate
Make identical strands of DNA: CCG GAT TTT AAT TAG CTA CTA TCG TAC TAC GTT GGT GCT
Need help The equation of the line L1 is y = 3x - 2 The equation of the line L2 is 3y - 9x + 5 = 0 Show that these two lines are parallel
Find the total surface area of this cuboid. 5 cm 4 cm 6 cm
A building may be work of art if it reflects technological, environmental and societal considerations
Look at this diagram: F G H c D E חי B Leam with an example watch a VIC If CE and FH are parallel lines and mZFGI = 46°, what is m/FGD?