What is 10(-7x+y)+10y-7(-2y+8x) ?

The solution to 10(-7x+y)+10y-7(-2y+8x) is -126x+34y

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simplify 10(-7x+y)+10y-7(-2y+8x)

simplify

10 (- 7 x + y) + 10 y - 7 (- 2 y + 8 x)

- 126 x + 34 y

Solution steps

10 (- 7 x + y) + 10 y - 7 (- 2 y + 8 x)

Expand

10 (- 7 x + y) : - 70 x + 10 y

= - 70 x + 10 y + 10 y - 7 (- 2 y + 8 x)

Expand

- 7 (- 2 y + 8 x) : 14 y - 56 x

= - 70 x + 10 y + 10 y + 14 y - 56 x

Add similar elements:

10 y + 10 y + 14 y = 34 y

= - 70 x + 34 y - 56 x

Group like terms

= - 70 x - 56 x + 34 y

Add similar elements:

- 70 x - 56 x = - 126 x

= - 126 x + 34 y

\frac{( 3 + h ) ^{- 1} - 3 ^{- 1}}{h}

\frac{6}{11} (w - 121)

- 7 (- 4 s - 10 t) - 4 t - 5 (t - 5 s)

What is 10(-7x+y)+10y-7(-2y+8x) ?
The solution to 10(-7x+y)+10y-7(-2y+8x) is -126x+34y