Question

Va rog 9 repedeeee va rog dau coroana

Answer 1

2x+5=x+6=> x=1
2x+12=x-6=>x=-18
3x-1=x+9=>2x=10=>x=5
4x+9=3x+17=>x=8
2x-5=-x+7=>3x=12=>x=4
4x-12=x+6=>3x=18=>x=6
2x+9=7+x=>x=-2
4-3x=x+12=>-4x=8=>-x=2=>x=-2
-x+7=x+21=>-2x=14=>-x=7=>x=-7
3-2x=-x+6=>-x=3=>x=-3
6+3x=-54+x=>2x=-60=>x=-30
1+9x=-89-x=>10x=90=>x=9