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

[tex]-2(bx - 5) = 16[/tex]
g(t)=2.0.4^t for t = -2​
Rayonnia is buying cans of frozen lemonade concentrate to make punch for a holiday party with each can she can make 6  cups of lemonade write an equation whic
an experiment illustrating fizzy drink production
choose the answer that uses colons and paranthesis correctly
Use properties to evaluate 3/4(1/5÷3/5)(-8). A. 2 OB. 5 O C. -2 OD. -5
If a journalist uses a correlational study to suggest that eating dark chocolate is good for your health, what mistake is the journalist making?.
Distribute to create an equivalent expression with the fewest symbols possible. 4(5+y)
Questions 1. Why does the colour change not occur instantly? Questions 1 . Why does the colour change not occur instantly ?in the reaction between carbon dioxid
How would you describe the kinetic energy of the particles in a solid?