Question

c) x + 17=0
d)x+7=2
e) x - 14 = 28
f)x+(-7)=9
g)x+(-9)=11
h)x1(-6)= -8
i) -14+ x=6
repede va roggg
​

Answer 1

Răspuns:

c) x+17=0=>x=0-17=-17

d) x+7=2=>x=2-7=-5

e) x-14=28=>x=28+14=42

f) x+(-7)=9=>x=9+7=16

g) x+(-9)=11=>x=11+9=20

i) -14+x=6=>x=6+14=20

Answer 2

c)x=0-17

x= -17

d)x=2-7

x= -5

e)x=28+14

x=42

f)x=9+7

x=16

g)x=11+9

x=20

h)x=-8+6

x=-2

i)x=6+14

x=20