What is (-5f+9)-(-2f+8) ?

The solution to (-5f+9)-(-2f+8) is -3f+1

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simplify (-5f+9)-(-2f+8)

simplify

(- 5 f + 9) - (- 2 f + 8)

- 3 f + 1

Solution steps

(- 5 f + 9) - (- 2 f + 8)

Apply rule:

(a) = a

(- 5 f + 9) = - 5 f + 9

= - 5 f + 9 - (- 2 f + 8)

Apply the distributive law:

- (- a + b) = a - b

- (- 2 f + 8) = 2 f - 8

= - 5 f + 9 + 2 f - 8

Group like terms

= - 5 f + 2 f + 9 - 8

Add similar elements:

- 5 f + 2 f = - 3 f

= - 3 f + 9 - 8

Subtract the numbers:

9 - 8 = 1

= - 3 f + 1

5 x^{2} - 27 x + 10

65 w^{2} + 35 w z

\frac{9 x ^{2} - 49}{9 x ^{2} - 42 x + 49}

(x^{2} + 5)^{10}

\frac{1}{2} \div 7