Question

solve by cross multiplication method 7x-2y=3 , 22x-3y=16

Answer 1

Step-by-step explanation:

7x – 2y – 3 = 0 …(1)

22x – 3y – 16 = 0 …(2)

From equation (1): a1 = 7, b1 = – 2 and c1 = – 3

From equation (2): a2 = 22, b2 = – 3 and c2 = – 16

Using CROSS multiplication method:

.... See above pic