Question

Which expression is equivalent to 5(2n + 1)?

A. 2n + 1
B. 2n + 5
C. 10n + 1
D. 10n + 5

Answer 1

`\text{Use distributive property}\ a(b+c)=ab+ac\\\\5(2n+1)=(5)(2n)+(5)(1)=10n+5\to\boxed{D.}`