Question

For the equations with variables x and y, if Dx = 26, Dy = 39 and D = 13 then x = ?

• 2
• 3
• 2
• 3

Answer 1

2

Explanation:

Dx = 26, Dy = 39 and D = 13

Using Cramer'* rule,

x = $"Dx"/"x" = 26/13 = 2$

x = 2