Question

find the set of solution Z to to congruence 3z+4= 6 (mod 7)

Answer 1

Answer:

z=7n+3 and n is any Integers.

Step-by-step explanation:

z=7n+3 and n is any Integers.

Ex. If n=1,  

z=7(1)+3=10

Then, 3z+4=3(10)+4=34

34=6(mod 7) is correct since 34 divide 7 is 4 remainder 6.