Question

if u solve this problem I will mark u as best

Answer 1

Answer:

Step-by-step explanation:

Pls tell me which one the pic is not clear I will surely tell you the answer

Answer 2

Answer:

Step-by-step explanation:

i) 5 - 5x^2 = -4 -4x^2

  5 + 4 = 5x^2 - 4x^2  

  x^2 = 9

  x = 3

ii) 3z^2 +7 = 8 + 2z^2

   3z^2 - 2z^2 = 8 - 7

   z^2 = 1

   z = 1

Hope for brainliest :)