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Solution assignment 09 Linear equations

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Assignment 9

For which value(s) of q is any value of x a solution of the equation:

2(x-q)=-x+3(x+q)+5

Solution

We can write this equation as:

2x-2q=-x+3x+3q+5

0.x=5q+5

Any value of x satisfies this equation if:

5q+5=0

so if:

q=-1

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