Question

What is the value of b? –7b = –42

Answer 1

`-7b = -42\\\\b = (-42)/(-7)\\\\\boxed{\bf{b = 6}}`

Answer 2

for this question you can just divide the both sides by -7 so you gonna have :
-7b/-7 = -42/-7 ⇒ b = 6 :)))
i hope this is helpful
have a nice day