What is (12x-7)-(5x-12) ?

The solution to (12x-7)-(5x-12) is 7x+5

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simplify (12x-7)-(5x-12)

simplify

(12 x - 7) - (5 x - 12)

7 x + 5

Solution steps

(12 x - 7) - (5 x - 12)

Apply rule:

(a) = a

(12 x - 7) = 12 x - 7

= 12 x - 7 - (5 x - 12)

Apply the distributive law:

- (a - b) = - a + b

- (5 x - 12) = - 5 x + 12

= 12 x - 7 - 5 x + 12

Group like terms

= 12 x - 5 x - 7 + 12

Add similar elements:

12 x - 5 x = 7 x

= 7 x - 7 + 12

Add the numbers:

- 7 + 12 = 5

= 7 x + 5

(0.855 + 0.47 i) \cdot (2.5 - 44.72 i)

2 (\frac{x - 5}{2}) + 5

\frac{1}{x ^{2} + 1}

(2 m - 1)^{2}

\frac{46}{4}