What is 2(-14+r)-(-3r-5) ?

The solution to 2(-14+r)-(-3r-5) is 5r-23

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simplify 2(-14+r)-(-3r-5)

simplify

2 (- 14 + r) - (- 3 r - 5)

5 r - 23

Solution steps

2 (- 14 + r) - (- 3 r - 5)

Apply the distributive law:

- (- a - b) = a + b

- (- 3 r - 5) = 3 r + 5

= 2 (- 14 + r) + 3 r + 5

Expand

2 (- 14 + r) : - 28 + 2 r

= - 28 + 2 r + 3 r + 5

Group like terms

= 2 r + 3 r - 28 + 5

Add similar elements:

2 r + 3 r = 5 r

= 5 r - 28 + 5

Add the numbers:

- 28 + 5 = - 23

= 5 r - 23

\frac{1}{6} 0.0144 + \frac{1}{3} 729

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