Maria4125ask
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a) 2(x+3)-5(x+1) = 25
b) 3x-6=2(x+1)
c) 3(2x-1) +2(x+1)=(x-6
D) X-3=- 17
e) x+8=-9
f) -x-5=8
g) 2x-5=-11

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Arianahertaask
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Vezi imaginea Arianaherta
Bibix14ask

a)2x+6-5x-5=25

2x-5x+6-5=25

-3x+1=25

-3x=-1+25

-3x=24|:3

x=-8

b)3x-6=2x+2

3x-2x=6+2

x=8

c)6x-3+2x+2=x-6

6x+2x-3+2=x-6

8x-1=x-6

8x-x=1-6

7x=5

x=-5/7

d)x=3-17

x=-14

f)-x=5+8

-x=13

x=-13

e)x=-8-9

x=-17

g)2x=5-11

2x=-6|:2

x=-3

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