Question

True or false: In the equation 12-x=5, x equals 8

Answer 1

False. x=7

Explanation:

12-x=5

rearrange

-x+12=5

subtract 12 from both sides

-x=-7

divide by -1 on both sides

x=7

hope this helps : )

Answer 2

false

Explanation:

12 - x ≠ 5

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because

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if x = 8 then 12 - 8 = 5; which is false