3x-4y = 3
4x+2y = 4
2y = 4-4x /:2
y = 2-2x
3x-4*(2-2x) = 3
3x-8+8x = 3
3x+8x = 3+8
11x = 11
x = 1
y = 2-2*1
y = 2-2
y = 0
Zad 2.
2(3x-7)-(6-x) = 4-(-x+6)
6x-14-6+x = 4+x-6
6x-x-x = 4-6+14+6
4x = 18 /:4
x = 4,5
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
3x-4y = 3
4x+2y = 4
3x-4y = 3
2y = 4-4x /:2
3x-4y = 3
y = 2-2x
3x-4*(2-2x) = 3
y = 2-2x
3x-8+8x = 3
y = 2-2x
3x+8x = 3+8
y = 2-2x
11x = 11
y = 2-2x
x = 1
y = 2-2*1
x = 1
y = 2-2
x = 1
y = 0
Zad 2.
2(3x-7)-(6-x) = 4-(-x+6)
6x-14-6+x = 4+x-6
6x-x-x = 4-6+14+6
4x = 18 /:4
x = 4,5
4x+2y = 4
3x-4y = 3
2y = 4-4x /:2
3x-4y = 3
y = 2-2x
3x-4*(2-2x) = 3
y = 2-2x
3x-8+8x = 3
y = 2-2x
3x+8x = 3+8
y = 2-2x
11x = 11
y = 2-2x
x = 1
y = 2-2*1
x = 1
y = 2-2
x = 1
y = 0
zad2)
2(3x-7)-(6-x)=4-(-x+6)
6x-14-6+x=4+x-6
7x-20=-2+x
-20+2=x-7x
-18=-6x/(-6)
3=x