Question

Which expression is equivalent to 4(2n) + n?

A : 8n
B : 9n
C : 6n + n
D : 8n + n

Answer 1

B and D.

Explanation:

4(2n) + n

= 8n + n

= 9n.

Answer 2

`\huge \tt \color{pink}{A}\color{blue}{n}\color{red}{s}\color{green}{w}\color{grey}{e}\color{purple}{r }`

`\large\underline{ \boxed{ \sf{✟\:Important\: point's✟ }}}`

• we can easily check whether the given expression is equivalent or not by simply solving the expression by fôllowling algebraic rule

→ Your given expression:- 4(2n)+n

★ Let's solve:-

• ➤4(2n)+n
• ➤distributing 4 with 2n gives you
• ➤8n+n
• ➤then adding like terms
• ➤9n

☆ Hence option b (9n) is right ans

`\pink{\underline{ \underline{ \boxed{ \sf{✰\: Option.\:B✓ }}}}}`

Hope it helps !