Answer:

Step-by-step explanation:

<u>Add x from both sides:</u>


<u>Subtract 5 from both sides:</u>


Now, we'll use the quadratic formula to solve this problem: 




<u>Multiply 4*1*5= 20</u>

<u>Add 1 and 20= 21</u>




<u>Multiply 2 and 1= 2</u>



<u>Multiply 2 and 1= 2</u>



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