Răspuns :
a) x= 107 - 39 x = 68
b) x = 504 - 19 x = 485
c )x =46+25 x = 71
d) x =295-69 x = 226
e ) x = 700-489 x = 211
f ) 42+x = 906 x = 906-42 x = 864
g) 24+ 4= 28 x= 28 : 7 x = 4
h) 146 -6 = 140 x = 140 : 5 x = 28
i) 22+4 = 26 x= 26:13 x= 2
j) 37-1 = 36 x = 36:6 x = 6
k)33+15= 48 x= 48 : 12 x = 4
l) 41+3= 44 x=44: 22 x = 2
SPER SA FIE BUN :)*
b) x = 504 - 19 x = 485
c )x =46+25 x = 71
d) x =295-69 x = 226
e ) x = 700-489 x = 211
f ) 42+x = 906 x = 906-42 x = 864
g) 24+ 4= 28 x= 28 : 7 x = 4
h) 146 -6 = 140 x = 140 : 5 x = 28
i) 22+4 = 26 x= 26:13 x= 2
j) 37-1 = 36 x = 36:6 x = 6
k)33+15= 48 x= 48 : 12 x = 4
l) 41+3= 44 x=44: 22 x = 2
SPER SA FIE BUN :)*