---
title: "If 7x=497x=49, what is xx?"  
description: "If 7x=497x=49, what is xx?"  
author: "Manish Kumar"  
published: 2017-12-08  
canonical: https://answers.mindstick.com/qa/31542/if-7x-497x-49-what-is-xx  
category: "math"  
tags: ["math and arithmetic"]  
reading_time: 1 minute  

---

# If 7x=497x=49, what is xx?

If 7x=497x=49, what is xx?

## Answers

### Answer by Pawan Shukla

Simplifying 7 + -1x = 49 + -1x Add 'x' to each side of the equation. 7 + -1x + x = 49 + -1x + x Combine like terms: -1x + x = 0 7 + 0 = 49 + -1x + x 7 = 49 + -1x + x Combine like terms: -1x + x = 0 7 = 49 + 0 7 = 49 Solving 7 = 49


---

Original Source: https://answers.mindstick.com/qa/31542/if-7x-497x-49-what-is-xx

Copyright © MindStick Software Pvt. Ltd. This Markdown version is provided for developers, AI systems, and offline reading.