1.

16. Find the roots of the quadratic equation x² + 3x - (a? +a -2) =0.​

Answer»

ANSWER:

Step-by-step explanation:

3(5x+7)+5(2x-11)=3(8x-15)-15

Step-by-step explanation:

15x+21+10x-55=24x-45-15

25x-34=24x-60

25x-24x= -60+34

x= -26



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