Answer:
176
Step-by-step explanation:

N=-5 you got to get the n by it self
<h2>⇛ <u>A</u><u>N</u><u>S</u><u>W</u><u>E</u><u>R</u><u> </u>⇚</h2>
<h3>2x - y = 0 </h3><h3>x + y =-3 </h3><h3> is matched with </h3><h3>[ O -1 ] (system determinant)</h3><h3>[ 3 1 ] ( y - determinant )</h3><h3> ( x - determinant )</h3>
<h2>HOPE U UNDERSTOOD !!!!(:</h2>
Answer:
It's 12.
Step-by-step explanation:
Using the distributive property, 2(2x+6) is essentially
2 multiplied by 6 is 12.
The whole equation at the end would be 4x - 8 = 4x + 12
Hope this helps!