Question

X – Зу +8x47+ 15 – 4у

Answer 1

x - 7y + 391

Explanation:

`x - 3y + 8 * 47 + 15 - 4y`

`x - 3y + 376 + 15 - 4y`

`- 3y - 4y = (- 3 - 4)y = - 7y`

`x - 7y + 376 + 15`

`= x - 7y + 391`

Answer 2

X-7y+391

Explanation:

First multiply

8x47=376

Now group those that are the same together

X-3y -4y+376 +15

X-7y+391