422,440 views
34 votes
34 votes

( - 7) * ( - 2) * ( - 1) * - 10
pls help me pls ​

User SUN Jiangong
by
2.9k points

1 Answer

28 votes
28 votes

Answer:

140

Explanation:

note that (- ) × (- ) = +

(- 7) × (- 2) = (- 1) × - 10 ← evaluate in pairs

= 14 × 10

= 140

User Johanv
by
3.0k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.