What is 5(-4t-5u)+8u-7(u+2t) ?

The solution to 5(-4t-5u)+8u-7(u+2t) is -34t-24u

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simplify 5(-4t-5u)+8u-7(u+2t)

simplify

5 (- 4 t - 5 u) + 8 u - 7 (u + 2 t)

- 34 t - 24 u

Solution steps

5 (- 4 t - 5 u) + 8 u - 7 (u + 2 t)

Expand

5 (- 4 t - 5 u) : - 20 t - 25 u

= - 20 t - 25 u + 8 u - 7 (u + 2 t)

Expand

- 7 (u + 2 t) : - 7 u - 14 t

= - 20 t - 25 u + 8 u - 7 u - 14 t

Add similar elements:

- 25 u + 8 u - 7 u = - 24 u

= - 20 t - 24 u - 14 t

Group like terms

= - 20 t - 14 t - 24 u

Add similar elements:

- 20 t - 14 t = - 34 t

= - 34 t - 24 u

10 x y + 5 x z

- 3 \frac{5}{9} \div 3

- 8 + 2 x + 17 - 9 x + 20

98 + 42

3 (x + h)^{2} + 2 (x + h) - 4