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3 years ago

11

4) Se a = 7, b = -3 e c =2, a equação do 2º grau que corresponde a esses coeficientes é: 2x(x+1) + 5x² - 5x = - 2 2x² + 7x - 5 =

0 3x² -7 = 0 4(x² + 7) - 3x - 7 = 0 Nenhuma das alternativas acima.

1 answer:

maxonik [38]3 years ago

3 0

Answer:

hiduddseir rut the. rwi. ei ej ei rfcua di

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malfutka [58]

Answer:

The solution of the system is

x=8, y=11

Step-by-step explanation:

we have

$y = 2x-5$ ----> equation A

$y = x+3$ ----> equation B

Solve the system by graphing

Remember that the solution of the system of equations is the intersection point both graphs

using a graphing tool

The intersection point is (8,11)

see the attached figure

therefore

The solution of the system is

x=8, y=11

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3 years ago

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Darina [25.2K]

Answer:

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Step-by-step explanation:

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RideAnS [48]

D. 2 x 5 x 5 x 17

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3 years ago

15% of people on the beach do not wear sun screen. If 30 people don't wear sunscreen, what is the total number of people at the

lara [203]

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lesantik [10]

3yds or 5yds is the closest

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