👤

Sagot :

Bonjour,

a) x = 4 donc 5x + 6 = 5(4) + 6 = 26

                  et 7x = 7(4) = 28

b) non car si x=4 on a 5x+6=26 et 7x=28

© 2024 IDNLearn. All rights reserved.