Use the X method to find the solutions of
62 + 2x - 20 = 0.

x = -21

Step-by-step explanation:

62 + 2x - 20 = 0.

Combine like terms

42 +2x =0

Subtract 42 from each side

42-42 +2x = 0-42

2x = -42

Divide each side by 2

2x/2 = -42/2

x = -21

The base is 10 squares by 5 squares

Step-by-step explanation:

Well 18m is three squares so 18/3 = 6m which is 6m per square

The manor is 60m by 30m

so 60/6 = 10

and 30/6= 5

The base is 10 squares by 5 squares