Question

) if (4,a) the point lying on the graph of equation 7x+2y =42
What is the value of a?​

Answer 1

Answer:

a= 7

Explanation:

x=4

y= a

From the given eq. i. e. 7x+2y=42

Now, putting the value of x and y in the eq.

We get,

7(4) +2(a) = 42

28+2a = 42

2a =42-28

a = 14/2

a = 7

Hope you like it pls mark me BRAINLIEST!!!