21-04-2020
Mathematics

contestada

3x + 7 = -x-1
4x=-8
x=-2

Respuesta :

mahaareta mahaareta

22-04-2020

Answer:

3x + 7 = -x -1

1=1

4x = -8

-8 = -8

Step-by-step explanation:

3x + 7 = -x -1

3(-2)+7=-(-2)-1

-6+7=2-1

1=1

4x = -8

4(-2)=-8

-8 = -8

Answer Link

Otras preguntas

The function known as "Comments" can be displayed during a presentationO TrueFalse

Reflect shape A in the line x=-1

Which statement best describes the viewpoint the author expresses about intelligence? Firsthand intelligence is more effective than secondhand intelligence. It

Suppose you've just inherited $10,000 from a relative. You're trying to decide whether to put the $10,000 in a non-interest-bearing checking account so that you

Evolution is a theory because A. we are not sure if it is true B.there's not enough evidence yet C.scientific theories are supported by a large amount of

Select the correct answer. What effect does the narrator's walk have on her? A. She decides to start riding horses. B. She feels carefree and energetic. C. S

which of the following terms best describes an exponent that has the form (m)/(n), where m and n are integers?

f(x)=x^2 what is g(x)

Hi can someone help with this: 1) The volume of a gas is 4 m3 when its pressure is 200 kPa. Assuming the temperature does not change, calculate its pressure whe

Help me plz:( It’s just 22-24