flindenstein11 flindenstein11

16-07-2019
Mathematics

contestada

Is X=-2 a solution of inequation
2x+1> X-3? why?

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

16-07-2019

Answer:

-2 >-4

This is true, so it is a solution

Step-by-step explanation:

2x+1> x-3

Subtract x from each side

2x-x+1> x-x-3

x +1 > -3

Subtract 1 from each side

x+1-1 >-3-1

x > -4

x =-2 Substitute this into the inequality

-2 >-4

This is true, so it is a solution

Answer Link

Otras preguntas

What is the sign of -4 divided by -8

what is DAP? How LDAP is different from DAP?

Read the excerpt from Act I, scene I of Romeo and Juliet. Romeo: Well, in that hit you miss: she’ll not be hit With Cupid’s arrow; she hath Dian’s wit; And, in

Suppose that triangle ABC is an equilateral triangle and that P is a point in the interior of this triangle. Prove that the sum of the perpendicular distances f

What is type 1, type 2 diabetes? a. What is hypoglycemia, hyperglycemia?

PLZ HELP Will also give brainliest 1.What is DNA? Why is it important to every living thing? 2.What two substances make the backbone of the DNA molecule? 3.Are

What is ambiguous grammar, explain in maximum 50words.

Which of the following expression is equivalent to (x >1)? x >= 1 !(x <= 1) !(x = 1) !(x < 1) None of the above Please explain so that I can learn f

Graph the linear inequality. 3x-y<6

You have a 10 by 24 piece of cardboard. You are going to cut squares of equal size from each corner, and fold up the sides to make an open box as shown below.