Question

Adevarat sau fals?
a) 7 x ( a + 5) = 7  x a + 5
b) 3 x ( a + b ) = 3 x a + 24
c) (a + 1 + b) x 35 = 35 x a + 35 + 35 x b 
d) ( a + 1 ) x 5 = 5 x a + 1
e) (a + 1) X 5 = a X 5
f) 5 X ( a + 1) = 5 X a + 5

Answer 1

a=f
b=f
c=a
d=f
e=f
f=a
sper ca te-am ajutat!daca da atunci multumeste-mi!