Answer
n=23
↓Steps Explained:↓
Solve for n
n - 3 = 20
Group constants
Group our constants -3 and 20.
add 3 to both sides
n - 3 + 3 = 20 + 3
Cancel 3 on the left side:
n = 23
Final Answer
n=23Related Calculators: Literal Equations | Simultaneous Equations | 4 unknowns using Cramers Rule