Answer:
X=36
Step-by-step explanation:
Once you set up the equation,you add the 126 from the other side.then you do 162+126 and you get 288.then you subtract the 5x from the 13x.you get 8x.divide 8 by both sides and you should get x=36
I hope this helps out!
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All real number less than 5
x = 1, x = -1
-4x² = -4
x² = 1
x =
x = ±1
