Solve the equation with the problem set {-28,-8,8,28} |10-x|=18

Mathematics

1 answer:

Elden [556K]3 years ago

8 0

Answer:

{-8,28}

Step-by-step explanation:

|10-x|=18

The absolute value has two solutions, one positive and one negative.

10-x = 18 and 10-x = -18

Subtract 10 from each side

10-10-x = 18-10 10-10-x=-18-10

-x = 8 -x = -28

Multiply each side by -1

x = -8 x = 28

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