Question

If (4,0) and (2,3) are solutions of the equation ax + by = 1, find a and b.

Answer 1

Step-by-step explanation:

substitute the values in the given equation

at (4,0). 4x+0y=1

4x=1

at(2,3). 2x+3y=1

solving :. 4x+0y=1

2(2x+3y)=1

___________

4x+0y=1

4x+6y=2

(-). (-). (-)

____________

0x - 6y= -1

6y=1

y=1/6