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5x-3x+x=3+3
3x=6/:3
x=2
spr. 5*2-3-3*2=3-2
10-3-6=1
1=1
b)8w=-2w-2+6w
8w+2w-6w=-2
4w=-2/:4
w=-2/4
w=-1/2
Spr. 8*(-1/2)=-2*(-1/2)-2+6*(-1/2)
- 4=-4
c)-5f+20=2f-1
-5f-2f=-20-1
-7f=-21/:(-7)
f=3
spr. -5*3+20=2*3-1
5=5
d)4p-1+10-6p=0
4p-6p=1-10
-2p=-9/:(-2)
p=9/2
spr. 4*9/2-1+10-6*9/2=0
0=0
e)-5x+3+x-8=x
-5x+x-x=-3+8
-5x=5/:(-5)
x=-1
spr. -5*(-1)+3+(-1)-8=-1
5+3-1-8=-1
-1=-1
f)4y+24=y-3
4y-y=-24-3
3y=-27/:3
y=-9
spr. 4*(-9)+24=-9-3
-36+24=-12
-12=-12