85.3k views
2 votes
Solve this equation: –9h – 6 + 12h + 40 = 22. A. h = 24 B. h = – 4 C. h = 4 D. h = –4/7

User Tom Baxter
by
8.2k points

1 Answer

4 votes
In the equation: -9h - 6 + 12h + 40 = 22, collecting like terms gives: -9h + 12h = 22 + 6 - 40 which gives 3h = -12. They we divide both sides of the equation by 3 to get 3h / 3 = -12 / 3 which gives h = -4. Therefore, the solution to the given equation is h = -4 (option B).
User Jfollas
by
8.2k points

Related questions

asked Sep 19, 2017 99.3k views
Karansys asked Sep 19, 2017
by Karansys
8.0k points
2 answers
0 votes
99.3k views
asked Oct 19, 2017 9.0k views
MMiroslav asked Oct 19, 2017
by MMiroslav
7.5k points
1 answer
1 vote
9.0k views