Rozwiąż układy równań.
a.
b.
c.
Proszę o szybką odpowiedź ponieważ potrzebne jest to mi na dziś daje naj.
3x=12 / :3
x-y=1
x=4
4-y=1
-y=-3
y=3
5y=2
x+y= 2⅖
y=⅖
x+⅖=2⅖
x = 2
4y-x=6
17y=0
y=0
0-x=6
x=-6
a. {3x=12
{x-y=1
{3x=12/:3
{x=4
{4-y=1
{-y=1-4
{-y= -3/ :(-1)
{y=3
b. {5y=2
{x+y=2⅖
{5y=2/ :5
{ x+y=2⅖
{y= ⅖
{x+⅖=2⅖
{y=⅖
{x=2⅖-⅖
{x=2
c. {4y-x=6
{17y=0
{4y-x=6
{17y=0/ :17
{y= 0
{4×0-x=6
{y=0
{0-x=6
{ -x=6-0
{ -x= 6/ :(-1)
{x= -6
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a.
3x=12 / :3
x-y=1
x=4
4-y=1
x=4
-y=-3
x=4
y=3
b.
5y=2
x+y= 2⅖
y=⅖
x+⅖=2⅖
y=⅖
x = 2
c.
4y-x=6
17y=0
4y-x=6
y=0
0-x=6
y=0
x=-6
y=0
a. {3x=12
{x-y=1
{3x=12/:3
{x-y=1
{x=4
{4-y=1
{x=4
{-y=1-4
{x=4
{-y= -3/ :(-1)
{x=4
{y=3
b. {5y=2
{x+y=2⅖
{5y=2/ :5
{ x+y=2⅖
{y= ⅖
{x+⅖=2⅖
{y=⅖
{x=2⅖-⅖
{y=⅖
{x=2
c. {4y-x=6
{17y=0
{4y-x=6
{17y=0/ :17
{4y-x=6
{y= 0
{4×0-x=6
{y=0
{0-x=6
{y=0
{ -x=6-0
{y=0
{ -x= 6/ :(-1)
{y=0
{x= -6
{y= 0