Simplify 18 - 2[x + (x - 5)]. please i keep getting it wrong

Mathematics

1 answer:

Juli2301 [7.4K]3 years ago

8 0

18-2[x+(x-5)]
18-2[2x-5]
18-4x+10
28-4x
-7+x or x-7 <-- Simplified version.
x=7 <-- What x equals.

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