Solve for xxx in the congruence 15x≡10(mod25)15x \equiv 10 \pmod{25}15x≡10(mod25).
x≡2(mod5)x \equiv 2 \pmod{5}x≡2(mod5)
x≡2,7,12,17,22(mod25)x \equiv 2, 7, 12, 17, 22 \pmod{25}x≡2,7,12,17,22(mod25)
No solution
x≡10(mod25)x \equiv 10 \pmod{25}x≡10(mod25)