Question

86 – [15x – 746x – 9) – 2{10x – 5(2 – 3x)}]​

Answer 1

Step-by-step explanation:

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Answer 2

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86- 15x - 716x - 9) - 2{10x-512 - 3x]}}

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86 – [15x – 7(6x – 9) – 2{10x – 5(2 – 3x)}]

= 86 – [15x – 42x + 63 – 2(10x – 10 + 15x)]

= 86 – (–27x + 63 – 20x + 20 – 30x)

= 86 – (–77x + 83)

= 86 + 77x – 83

= 77x + 3

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