1)
2x+5+x-2=12
3x+3=12
3x=12-3
3x=9/:3
x=3
2)
-3x-1+5x+7=0
2x+6=0
2x=0+6
2x=6 /:2
3)
4x+7-x+2=9
6x+9=9
6x=0 /:6
x=0
Mam nadzieje ,że pomogłam
3x+3=12 /-3
3x = 9 /:3
2x+6=0 /-6
2x= -6 /:2
x = -3
4x+7-x+2=9
3x+9 = 9 /-9
3x=0
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
1)
2x+5+x-2=12
3x+3=12
3x=12-3
3x=9/:3
x=3
2)
-3x-1+5x+7=0
2x+6=0
2x=0+6
2x=6 /:2
x=3
3)
4x+7-x+2=9
6x+9=9
6x=0 /:6
x=0
Mam nadzieje ,że pomogłam
2x+5+x-2=12
3x+3=12 /-3
3x = 9 /:3
x=3
-3x-1+5x+7=0
2x+6=0 /-6
2x= -6 /:2
x = -3
4x+7-x+2=9
3x+9 = 9 /-9
3x=0
x=0