SOLUTION: How are addition and multiplication used to solve a linear equation? Demonstrate by solving "15x + 7 = 31 + 3x"

Algebra.Com
Question 323838: How are addition and multiplication used to solve a linear equation? Demonstrate by solving "15x + 7 = 31 + 3x"

Answer by Hoya(2)   (Show Source): You can put this solution on YOUR website!
15x + 7= 31 +3x
15x-3x=31-7
12x =24x
12x divided by 12=24 divide by 12
The final answer become :
x =2

RELATED QUESTIONS

2. How are addition and multiplication used to solve a linear equation? Demonstrate by (answered by stanbon)
How are addition and multiplication used to sovle a linear equation? Demonstrate by... (answered by solver91311)
How are addition and multiplication used to solve a linear equation? Demonstrate by... (answered by nerdybill)
How are addition and multiplication used to solve a linear equation? Demonstrate by... (answered by jim_thompson5910)
How are addition and multiplication use to solve a linear equation? Demonstrate by... (answered by mananth)
What are the x-intercept and y-intercept of a linear equation? What are their coordinate (answered by RAY100)
What are the x-intercept and y-intercept of a linear equation? What are their... (answered by rfer,PRMath)
Hi, I need help with the following: I did the work just want to make sure its right (answered by vleith)
Given a system of two equations in two variables, replacing one equation by the sum of... (answered by Theo)