Rozwiąż równanie i sprawdź
a. 2x-10=-6x+14
b.35x+10-30x=20
a) 2x-10=-6x+14
2x+6x=14+10
8x=24
x=3
2x-10=-6+14
8*3=24
24=24
b)35x+10-30x=20
35x-30x=20-10
5x=10
x=2
35x+10-30x=20
5*2=10
10=10
a.
2x-10=-6x+142x + 6x = 14 + 10
8x = 24
x = 24 : 8
x = 3
spr.
2*3 - 10 = -6*3 + 14
6 - 10 = -18 + 14
-4 = -4
b.
35x - 30x = 20 - 10
5x = 10
x = 10 : 5
x = 2
35 * 2 + 10 - 30 * 2 = 20
70 + 10 - 60 = 20
80 - 60 = 20
20 = 20
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a) 2x-10=-6x+14
2x+6x=14+10
8x=24
x=3
2x-10=-6+14
8x=24
8*3=24
24=24
b)35x+10-30x=20
35x-30x=20-10
5x=10
x=2
35x+10-30x=20
5x=10
5*2=10
10=10
a.
2x-10=-6x+14
2x + 6x = 14 + 10
8x = 24
x = 24 : 8
x = 3
spr.
2*3 - 10 = -6*3 + 14
6 - 10 = -18 + 14
-4 = -4
b.
35x+10-30x=20
35x - 30x = 20 - 10
5x = 10
x = 10 : 5
x = 2
spr.
35 * 2 + 10 - 30 * 2 = 20
70 + 10 - 60 = 20
80 - 60 = 20
20 = 20