rozwiąż układ równań
5x+y=9
2x+3y=1
{5x+y=9
{2x+3y=1
{y=-5x+9
{2x+3(-5x+9)=1
{2x-15x+27=1
{-13x=-26 II:(-13)
{x=2
{y=-5*2+9
{y=-10+9
{y=-1
Pozdrawiam :)
5x+y=9/*2
2x+3y=1/*-5
10x+2y=18
-10x-15y=-5
------------------
-13Y=13
y=-1
5x-1=9\+1
5x=10/;5
x=2
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
{5x+y=9
{2x+3y=1
{y=-5x+9
{2x+3(-5x+9)=1
{y=-5x+9
{2x-15x+27=1
{y=-5x+9
{-13x=-26 II:(-13)
{y=-5x+9
{x=2
{y=-5*2+9
{x=2
{y=-10+9
{x=2
{y=-1
{x=2
Pozdrawiam :)
5x+y=9/*2
2x+3y=1/*-5
10x+2y=18
-10x-15y=-5
------------------
-13Y=13
y=-1
5x-1=9\+1
5x=10/;5
x=2
y=-1
x=2