3 years ago

Which of the following is the solution to | X-13 |< 18 ?

Mathematics

1 answer:

Furkat [3]3 years ago

7 0

Answer:

A. x<31 and x > -5

Step-by-step explanation:

| X-13 |< 18

Seperate into 2 equations, one positive and one negative, remembering to flip the inequality for the negative

x-13 < 18 and x -13 > -18

Add 13 to each side

x-13+13 < 18+13 and x-13+13> -18+13

x < 31 and x>-5

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