What is (3ax+4a)-(9x+15a) ?

The solution to (3ax+4a)-(9x+15a) is -9x+3ax-11a

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simplify (3ax+4a)-(9x+15a)

simplify

(3 a x + 4 a) - (9 x + 15 a)

- 9 x + 3 a x - 11 a

Solution steps

(3 a x + 4 a) - (9 x + 15 a)

Apply rule:

(a) = a

(3 a x + 4 a) = 3 a x + 4 a

= 3 a x + 4 a - (9 x + 15 a)

Apply the distributive law:

- (a + b) = - a - b

- (9 x + 15 a) = - 9 x - 15 a

= 3 a x + 4 a - 9 x - 15 a

Group like terms

= - 9 x + 3 a x + 4 a - 15 a

Add similar elements:

4 a - 15 a = - 11 a

= - 9 x + 3 a x - 11 a

- 2 x^{3} - 2 x^{3}

(3 y)^{3} (2 y^{2})

\frac{6}{x} + \frac{7}{5 x ^{2}}

4 x \times 3 x^{2}

\frac{3 x ^{3}}{9 x ^{2} - 45 x}