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A day full of math games & activities. Find one near you.

A day full of math games & activities. Find one near you.

A day full of math games & activities. Find one near you.

A day full of math games & activities. Find one near you.

A day full of math games & activities. Find one near you.

**Solution:**

Given |2x + 6| - 4 = 20

**Case(i):** When 2x + 6 is positive

2x + 6 - 4 = 20

2x + 2 = 20

2x = 18

x = 9

**Case(ii):** When 2x + 6 is negative

-(2x + 6) - 4 = 20

-2x - 6 - 4 = 20

-2x = 30

x = -15

**Summary:**

By solving |2x + 6| - 4 = 20, we get solutions as 9, -15.

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