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15-09-2021
Mathematics

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What is the solution to –2|2.2x – 3.3| = –6.6?

A) x = –3
B) x = 3
C) x = –3 or x = 0
D) x = 0 or x = 3

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15-09-2021

Step-by-step explanation:

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mhanifa mhanifa

15-09-2021

Answer:

x = {0; 3}

Step-by-step explanation:

–2|2.2x – 3.3| = –6.6
|2.2x - 3.3| = -6.6/-2
|2.2x - 3.3| = 3.3

1)

2.2x - 3.3 = 3.3
2.2x = 6.6
x = 6.6/2.2
x = 3

2)

2.2x - 3.3 = -3.3
2.2x = 0
x = 0

Correct choice is D

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