Question

For each value of u, determine whether it is a solution to 25 = 4u + 1, correct answers only

Answer 1

6

Explanation:

because

25 - 1 = 24

24/4 = 6 ( correct answer )

( if it was -4 the answer would be -15 )

( if it was 3 the answer would be 13 )

( if it was -2 the answer would be -7 )