Question

(2.5)^2 - (1.5)^2 = x

Answer 1

x = 4

Explanation:

(2.5)² - (1.5)² = x

6.25 - 2.25 = x

4 = x

Answer 2

x = 4

Explanation:

2.5² = 6.25

1.5² = 2.25

6.25 - 2.25 = 4

x = 4