What is (x+2)-(x-2)-12x ?

The solution to (x+2)-(x-2)-12x is -12x+4

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simplify (x+2)-(x-2)-12x

simplify

(x + 2) - (x - 2) - 12 x

- 12 x + 4

Solution steps

(x + 2) - (x - 2) - 12 x

Apply rule:

(a) = a

(x + 2) = x + 2

= x + 2 - (x - 2) - 12 x

Group like terms

= - (x - 2) + x - 12 x + 2

Add similar elements:

x - 12 x = - 11 x

= - (x - 2) - 11 x + 2

Apply the distributive law:

- (a - b) = - a + b

- (x - 2) = - x + 2

= - x + 2 - 11 x + 2

Group like terms

= - x - 11 x + 2 + 2

Add similar elements:

- x - 11 x = - 12 x

= - 12 x + 2 + 2

Add the numbers:

2 + 2 = 4

= - 12 x + 4

((2 x)^{- 1} + (2 y)^{- 1})^{- 1}

\frac{24}{180}

5 \frac{3}{4} - 1 \frac{1}{8}

(\frac{3}{2})^{3}

(t - 1)^{2} - 49