Question

Please solve iii & iv please quickly I need it urgent. No wrong answers please. Refer to this attachment. I will give 100 points and mark the brainleist answer.​

Answer 1

(1) 2x - 7 + y - x

⇒ 2(1) - 7 + 0 - 1

⇒ -6

(2) 3y + 4 - x + y

⇒ 3(0) + 4 - 1 + 0

⇒ 3

(3) x - z + 3 - 4y + 3z

⇒ 1 - 2 + 3 - 4(0) + 3(2)

⇒ 2 - 0 + 3

⇒ 5

(4) x² - 3y + z - 4 + 2y - 4x

⇒ (1)² - 3(0) + 2 - 4 + 2(0) - 4(1)

⇒ 1 - 1 - 4 + 0 - 4

⇒ -8

Answer 2

Answer:

Your answer is -8 .

Hoped its helpful for you