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Please help ! Need answers. ASAP I’m not sure how to do them . Please give answers to both questions:)

Please help ! Need answers. ASAP I’m not sure how to do them . Please give answers-example-1
User DanaJ
by
8.2k points

2 Answers

7 votes

Answer:

a= 30 b=-78

Explanation:

User Richard Tingle
by
9.0k points
6 votes

Answer:

1) Option 1

2) Option 2

Explanation:

1) 2df+3de

Where d = 10, e = -1 and f = 3

=> 2(10)(3) + 3(10)(-1)

=> 60 - 30

=> 30

2) -2ghi + 3hi

Where g = -5, h = -3 and i = 2

=> -2(-5)(-3)(2) + 3(-3)(2)

=> -60 - 18

=> -78

User Aab
by
8.0k points

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