Simplify: 2[42 - 3 12 + 4(7 - 9 50)] + (6 + 94)

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Author Question: Simplify: 2[42 - 3 12 + 4(7 - 9 50)] + (6 + 94) (Read 33 times)

nautica902

Hero Member
Posts: 591

on: Jun 6, 2019

Question 1

Convert 1

into percentage.
◦ 165%
◦ 1.65%
◦ 0.165%
◦ 65%
◦ 16.5%

Question 2

Simplify: 2[42 - 3 × 12 + 4(7 - 9 × 50)] + (6 + 94)

Contemporary Business Mathematics with Canadian Applications ¦ Hummelbrunner, Halliday, Coombs ¦ 11^th Edition

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tashiedavis420

Sr. Member
Posts: 329

Reply #1 on: Jun 6, 2019

Answer 1

165%

Answer 2

= 2[42 - 3 × 12 + 4(7 - 9 × 50)] + (6 + 94)
= 2[16 - 3 × 12 + 4(7- 9 × 50)] + 6 + 94
= 2[16- 36 + 4(-443)] + 6 + 94
= 2[16- 36 - 1772] + 6 + 94
= 2[-1792] + 6 + 94
= -3584 + 6 + 94
=-3584 + 6 + 6561
= -3578 + 6561
= 2983

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