3 years ago

Ab + a - b when a = 3, and b = 7

Mathematics

2 answers:

Harrizon [31]3 years ago

5 0

Answer:

Step-by-step explanation:

ab + a - b (sub numbers)

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

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

Roman55 [17]3 years ago

4 0

Answer:

Step-by-step explanation:

(3 × 7) + 3 - 7

21 + 3 - 7

24 - 7

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