Matematică, întrebare adresată de gianinacotfas74, 9 ani în urmă

8-x=14
2-x=5
7-x=21
3-2x=5
5-2x=15
8-2x=12
2-3x=14
6-3x=27
16-15x=61
1-x=6
8-5x=63
16-2x=40
34=6-4x
34= -6+5x
6+11x= -5
-29=3+4x
6x+13=25
3+2x=5
8x+42= -54
6x-16= -70-9 -4x= -53


EagleEyes: nu-s cam multe ?

Răspunsuri la întrebare

Răspuns de EagleEyes
1
8-x=14 = ) -x = 14-8 =) -x = 6 = ) x=-6

2-x=5 =) -x = 5-2 =) -x=3 =) x =-3

7-x=21 =) -x = 21-7 =) -x = 14 =) x = -14

3-2x=5 =) -2x =5-3 =) -2x=2 =) x= -1

5-2x=15 =) -2x = 15-5 =) -2x=10 =) x=-5

8-2x=12 =) -2x = 12-8 =) -2x=4 =) x=-2

2-3x=14 =) -3x = 14-2 =) -3x=12 =) x =-4

6-3x=27 =) -3x = 27-6 =) -3x = 21 =) x=-7

16-15x=61 =) -15x = 61-16 =) -15x = 45 =) x = -3

1-x=6 =) -x = 6-1 =) x = -5

8-5x=63 =) -5x = 63-8 =) -5x = 55 =) x = -11

16-2x=40 =) -2x=40-16 =) -2x =24 =) x = -12

34=6-4x =) 4x = 6-34 =) 4x = -28 =) x = -7

34= -6+5x =) -5x = -6x-34 =) -5x = -40 =) x=8

6+11x= -5 =) 11x = -5-6 =) 11x = -11 =) x= -1

-29=3+4x =) -4x = 3+29 =) -4x = 32 =) x = -8

6x+13=25 =) 6x=25-13 =) 6x = 12 =) x=2

3+2x=5 =) 2x =5-3 =) 2x=2 =) x=1

8x+42= -54 =) 8x = -54 - 42 =) 8x = -96 =) x= -12


gianinacotfas74: multumesc mult!
EagleEyes: cu placeree :))
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