Question

X(x-5) = 2x(x-7)+5(x+9)


9(x+5)=2x(x-7)+5(x+9)


2x(x)+8(x+3)=x(x+4)+12


2(x+6)+(x+2)=2x+8

$para \: hoooooyyyy$
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Answer 1

Respuesta:

X(x-5) = 2x(x-7)+5(x+9)

R= 2x²-  9x + 45

9(x+5)=2x(x-7)+5(x+9)

x=9

x=0

2x(x)+8(x+3)=x(x+4)+12

2(x+6)+(x+2)=2x+8

R= x=-6