7ab , 12 ab, ab ,- 13 ab
Answers
Answered by
3
Answer:
7ab+12ab+ab+(‐13ab)
7ab + 12ab + ab ‐13ab
20ab‐13ab
7ab
Answered by
2
Step-by-step explanation:
7ab+12ab+ab+(-13ab)
(7ab+12ab)+(ab+(-13ab))
=19ab-12ab
=7ab
Similar questions
Math,
6 months ago
History,
6 months ago
Math,
1 year ago
Social Sciences,
1 year ago
Social Sciences,
1 year ago