zeezeezebra zeezeezebra

14-09-2020
Mathematics

contestada

2 / x+3 = 7 / 4(x+5)

Respuesta :

eunice1234 eunice1234

14-09-2020

Answer: x=-19

Step-by-step explanation:

Given

2 / x+3= 7 / 4(x+5)

Distributive property

2 / x+3= 7 / 4x+20

Cross multiplication

2(4x+20)=7(x+3)

Distributive property

8x+40=7x+21

Subtract 40 on both sides

8x=7x-19

Subtract 7x on both sides

x=-19

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