keeykeey22
keeykeey22 keeykeey22
  • 02-03-2017
  • Mathematics
contestada

Use the elimination method to solve the system of equations.choose the correct ordered pair.
4x+6y=62
-6x+6y=-18

Respuesta :

Аноним Аноним
  • 02-03-2017
if we subtract the equations we can eliminate the 2 6y's
subtractiong the second from the first:-

10x = 44
x = 4.4
now plug x = 44 into the first equation:-
4*4.4 + 6y = 62
6y = 62 - 4*4.4 =  44.4
y = 44.4/6 = 7.4

the answer is the order pair (4.4,7.4)

Answer Link

Otras preguntas

What causes winds to form?
What is 3 5/13 minus 1 1/2?
please help me in stuck
Read the excerpt from Walden. The repose is never complete. The wildest animals do not repose, but seek their prey now; the fox, and skunk, and rabbit, now roam
The americans formed a republic, or a government in which people rule in what way
At a new store a CD costs $15.99. At a second store the same CD costs 0.75 as much. About how much does the second store charge?
What is a species and why is it important?
The reliance of the North on its economy to win war is most evident in
Explain why the absolute value of a number is never negative.
which structure performs the same function as a spiracles that are found on insects? A. hair B. spine C. nose D. tail