Question

Solve the following equation by trial and error method 80 - 7 = 9

Answer 1

Answer:

5

Step-by-step explanation:

80 - 7 = 9

80 = 9+7

80 = 16

80/16

5 Answer

Answer 2

Answer:

solution

Step-by-step explanation:

putting p=-3 in equation 5(-3) +2 =17 -15+2=17-13=17-13e17 -13e17-13=17 putting p= -2 in equation 5(-2)+2=175\ left (-2...