90-2x+30+3x+3x-40=180
80+4x=180
4x=180-80
4x=100 /:4
x=25
2x+3x+3x=180-90-30+40
8x=100 /:8
x= 12,5
Pozdrowienia;**
90-2x+30+3x+3x-40=1805x = 180 + 40 - 90 -305x = 100 /:5x = 20
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
90-2x+30+3x+3x-40=180
80+4x=180
4x=180-80
4x=100 /:4
x=25
90-2x+30+3x+3x-40=180
2x+3x+3x=180-90-30+40
8x=100 /:8
x= 12,5
Pozdrowienia;**
90-2x+30+3x+3x-40=180
5x = 180 + 40 - 90 -30
5x = 100 /:5
x = 20