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Popular >

simplify (x+1)-(x-1)

Solution

simplify

(x + 1) - (x - 1)

Solution

2

Solution steps

(x + 1) - (x - 1)

Apply rule:

(a) = a

(x + 1) = x + 1

= x + 1 - (x - 1)

Apply the distributive law:

- (a - b) = - a + b

- (x - 1) = - x + 1

= x + 1 - x + 1

Group like terms

= x - x + 1 + 1

Add similar elements:

x - x = 0

= 1 + 1

Add the numbers:

1 + 1 = 2

= 2

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Frequently Asked Questions (FAQ)

What is (x+1)-(x-1) ?
The solution to (x+1)-(x-1) is 2