👤

Sagot :

Bonjour,

(-2 - 7x)/(-5) = -23

⇔- 2 - 7x = -23 × (-5)

⇔ -2 - 7x = 115

⇔ -7x = 115 + 2

⇔ -7x = 117

⇔ x = -117/7

© 2024 IDNLearn. All rights reserved.