507,622 views
35 votes
35 votes
Ab + a - b
when a = 3, and b = 7

User P Varga
by
3.2k points

2 Answers

16 votes
16 votes

Answer:

17

Explanation:

ab + a - b (sub numbers)

(3)(7) + 3 - 7 (multiply)

21 + 3 - 7 (add/subtract left to right)

17

User James Heffer
by
3.2k points
11 votes
11 votes

Answer:

17

Explanation:

(3 × 7) + 3 - 7

21 + 3 - 7

24 - 7

17

User KieranPC
by
3.1k points