2x(x-19)=-72

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2x(x-19)=-722x(x-19)=-722x(x-19)=-722x^2-38x+72=0x^2-19x+36=0(x-4)(x-9)=0x1=4,x2=9

2x(x-19)=-72
2x(x-19)=-72

2x(x-19)=-72
2x^2-38x+72=0
x^2-19x+36=0
(x-4)(x-9)=0
x1=4,x2=9