Answered


4 Calculer ces expressions pour n = − 2.
-
a. nx 5-3
b. 7xn+2
c.10+2×n

Aidez moi svp

Sagot :

BOUMARW2007

a.-2x5-3= -13

b.7x-2+2= -12

c.10+2x-2= 6