|x²-7x+6|+|x²-8x+7|=|2x²-15x+13|
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Step-by-step explanation:
x2+7x+6+x2+8x+7=2x2+15x+13
2x2+15x+13=2x2+15x+13
0=0
h.p.
hope it helps!!!!!!
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