Question

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

Answer 1

Step-by-step explanation:

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

86-[-27x +63 -20x+20-30x]

86-[-77x +83]

86+77x-83

77x+3

77x = -3

x= -3/77

Answer 2

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