Question

determina numarul natural n, stiind ca : 7^n+3=7^7

Answer 1

$7^{n+3} = 7^{7} \\ n+3= 7 \\ n=7-3 \\ n=4$

Answer 2

7ⁿ⁺³ = 7⁷
n + 3 = 7
n = 7 - 3
n = 4