kamryntolbert kamryntolbert
  • 02-12-2016
  • Mathematics
contestada

how do i solve
y=4y and
x+y=5 while solving systems by subtitution

Respuesta :

PossiblySomebody
PossiblySomebody PossiblySomebody
  • 02-12-2016
Subtract y from both sides to get 0=3y and 5=y+x Multiply this one by -3 to get -15=-3y-3x The Ys cancel and you get -3x=-15 solve for x and substitute it in the y equation to check (y should be 0)
Answer Link

Otras preguntas

What human body system could be most easily fossilized?
what is the action force and reaction force of two bumper cars collide
how do a cell reproduce?
give two specific examples of how British mistreated the indigenous peoples of Australia
A sewing club used 48 feet of fabric to make 8 blankets. At this rate how many blankets can be made from 6 yards of fabric?
What invention most helped to make the shift to large plantations throughout the Deep South profitable? the textile mill the mechanical reaper the cotton gin t
Why was the road to democracy more difficult for France then for England?
why do you think many Cubans support Castro
Can you make the area of your shape go up but the perimeter go down?
I need help on number 6)