Question

Point (3,2) lies on the line ax+2y=10 then find the value of a.

Answer 1

a = 3.

Explanation:

At the point (3, 2), x = 3 and y = 2.

So, substituting these values in the given equation of the line:

a*3 + 2*2 = 10

3a + 4 = 10

3a = 10 - 4

3a = 6

a = 3.