Question

Simplify:
$86 -[15x - 7(6x - 9) - 2{10x - 5(2 - 3x)}]$
Don't send unnecessary things!​

Answer 1

Answer:

it is the Q which requires factorisation

Step-by-step explanation:

Answer 2

Answer:

3+77x

Step-by-step explanation:

=> 86-[15x-7(6x-9)-2(10x-5(2-3x))]

=> 86-[15x-42x+63-2(25x-10)]

=> 86-[15x-42x+63-50x+20]

=> 86-(-77x+83)

=> 86+77x-83

=> 3+77x

hope it helps! ☺️

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