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5+x=24-x-19+2x
x+x-2x=24-19-5
0=0
b)9x-4x+(4+x)=2(x-1)
9x-4x+4+x=2x-2
9x-4x+x-2x=-2-4
4x=-6 |:4
x=-1½
c)3y+5=4(9+0,75y)
3y+5=36+3y
3y-3y=36-5
0=31
5+x=24-x-19+2x
0=0x
b)9x-4x+(4+x)=2(x-1)
9x-4x+4+x=2x-2
4x=-6
x=-1,5
c)3y+5=4(9+0,75y)
3y+5=36+3y
0y=31