Question 1151048
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<pre>

10x - 21 = 7x


    add 21 to both sides.  You will get


10x = 7x + 21


    subtract 7x from both sides.  You will get


10x - 7x = 21

3x       = 21


    divide both sides by 3.  You will get


 x       = 21/3 = 7.      <U>ANSWER</U>
</pre>

Solved.


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If you want to learn on how to solve simple and simplest linear equations, read the lesson

&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=https://www.algebra.com/algebra/homework/equations/How-to-solve-a-linear-equation.lesson>HOW TO solve a linear equation</A>

in this site.


Happy learning (!)