Question

Solve for n. n−10=5−4n

Answer 1

N = 3. Add 10 to both sides. Add 4n to both sides. Divide 4 from both sides. 

Answer 2

N - 10 = 5 - 4n
   + 10  +10

n = 15 - 4n
+4n     +4n

5n = 15

n = 3