x+7/x-7=21/14 son ecuaciones fraccionarias.... Question from @Matematizaxxldl

September 2023 1 11 Report

x+7/x-7=21/14
son ecuaciones fraccionarias

omarfv7

Respuesta:

Explicación paso a paso:

x + 7/ x-7 = 21/14

x+7 = 3/2 *( x-7)

x+7 = 3/2*x - 21/2

x -3/2*x = -21/2-7

((2-3)/2)*x = (-21-14)/2

-1/2*x= -35/2

x= 35

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