" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
1) 4x-28=-84x=-8+28
4x=20
x=5
2) 9x-2x=-10-11
7x=-21
x=-3
3) 15+2x-16=5x-19
2x-1=5x-19+1
2x=5x-18
-3x=-18
x=6
4)12x+42-13=21-9x-1
12x+29=21-9x-1
12x+29=-9x+21-1
12x+29=-9x+20
12x=-9x-9
21x=-9
X=-3/7
7x-35=3x-6+17
7x-3x=3x+11
4x-3x=11
X=11
DisfrĂștalo