3 years ago

6 – 3(2x – 4) = 2(1 + x)

Mathematics

2 answers:

guajiro [1.7K]3 years ago

8 0

Answer - D

6 - 3(2x - 4) = 2(1 + x)
6 - 6x + 12 = 2 + 2x
18 - 6x = 2 + 2x
18 = 2 + 8x
16 = 8x
2 = x

ratelena [41]3 years ago

3 0

6 - 3(2x - 4) = 2(1 + x)
6 - 3(2x) + 3(4) = 2(1) + 2(x)
 6 - 6x + 12 = 2 + 2x
 6 + 12 - 6x = 2 + 2x
 18 - 6x = 2 + 2x
 + 6x + 6x
 18 = 2 + 8x
 - 2 - 2 
 16 = 8x
 8 8
 2 = x
The answer is D.

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