Answer:
hii !
Explanation:
To find the value of 3 + 4x when x = 4, you simply substitute the value of x into the expression and perform the arithmetic:
3 + 4x
Substitute x with 4:
3 + 4(4)
Now, multiply 4 by 4:
3 + 16
Finally, add 3 and 16 together:
3 + 16 = 19
So, when x = 4, the value of 3 + 4x is 19.