Question

Which of the following is not a way to represent the solution of the inequality 2(x + 1) greater than or equal to 20?

A) x __>__ 9
B) 9_<__ x
C) A number line with a closed circle on 9 and shading to the left.
D ) A number line with a closed circle on 9 and shading to the right.

Answer 1

first solve
then graph

Answer 2

@jennychan12 my answer is D am i correct

Answer 3

no actually it's c
D is the CORRECT ANSWER
the question asks for which isn't a way to represent this
a and b are the same thing
D is correct
so it's c
that would be x less than or equal to 9

Answer 4

@jennychan12 oh so if it was just asking what is the correct answer it would be D but since it is asking which isn't then thats what makes C? right

Answer 5

yep u got it :)

Answer 6

@jennychan12 great thanks could you help me with another one?

Answer 7

sure. but can u try it first? o.O

Answer 8

@jennychan12
Choose the missing step in the given solution to the inequality -2x - 14 > -4 + 3x.

-2x - 14 > -4 + 3x

-5x - 14 > -4

x < -2


A -5x < 10
B -5x > -28
C x < 2
D -5x > 10

Answer 9

what do you think it is?

Answer 10

@jennychan12 i say B

Answer 11

lemme check
it's D.
how'd u get B?

Answer 12

@jennychan12 at first i had A then i thought about D which seemed like a good choice however i thought it could be B so i was stuck on and B and D

Answer 13

can u show ur work? u don't have to mention me by the way. i'm here.