1. x added to the sum of five and seven 2. the sum of eight and two, subtracted from x 3. eight added to x 4. eight subtracted from x 5. eight minus x 6. five subtracted from n 7. the sum of x and itself 8. the difference of eight and two, added to x 9. the sum of n and five 10 five minus n x+ бо -2) U 8-x n+5 x- 8 x - (8+2) G X+ 00 x + (5+7)