zad. 1
Rozwiąż uklady równań:
a)
1i jedna druga x + 1i jedna piąta y =6
2i jedna piąta x + jedna piąta y = -1
1½x+1⅕y=6 | * 10
2⅕x+⅕y= -1 | * 5
6x +3y = 60
4x+ 1y = - 5 |* 5
6x+3y=60
-20x- 5y= -25
₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋
-14x-2y = - 35
-14x= -35+2y / -14
x=2,5+2y
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
1½x+1⅕y=6 | * 10
2⅕x+⅕y= -1 | * 5
6x +3y = 60
4x+ 1y = - 5 |* 5
6x+3y=60
-20x- 5y= -25
₋₋₋₋₋₋₋₋₋₋₋₋₋₋₋
-14x-2y = - 35
-14x= -35+2y / -14
x=2,5+2y