👤

Sagot :

Explications étape par étape:

1) h(x) = 2x-5

2) h(2/7) = 2*2/7 - 5

= 4/7-5

=4/7-35/7

= - 31/5

3) h(x) = 9

2x-5=9

2x=14

x=7

© 2024 IDNLearn. All rights reserved.