OpenStudy (anonymous):

Evaluate the expression for x = –3.

4 years ago
OpenStudy (hba):

Which expression ?

4 years ago
OpenStudy (abb0t):

plug in 3 in place of x. $e-3pression$

4 years ago
OpenStudy (hba):

Its -3 @abb0t

4 years ago
OpenStudy (anonymous):

X squared + 4x + 3

4 years ago
OpenStudy (hba):

x^2+4x+3 Just plug in -3 in place of x :) Try solving and tell me what you get @Tekoa

4 years ago
OpenStudy (anonymous):

$(-3)^{2}+4(-3)+3$is what @Tekoa

4 years ago
OpenStudy (anonymous):

@hba i got 18

4 years ago
OpenStudy (anonymous):

@Tekoa What is$(-3)^{2}$?

4 years ago
OpenStudy (anonymous):

@aylin i dont know :(

4 years ago
OpenStudy (hba):

I guess you are making sign problem. (+)(-)=+ (-)(-)=+ (-3)^2=(-3)(-3)=

4 years ago
OpenStudy (anonymous):

$(-3)^{2}$is the same thing as$-3 \times -3$

4 years ago
OpenStudy (hba):

(+)(-)=-*

4 years ago
OpenStudy (anonymous):

oh lord !!!!

4 years ago
OpenStudy (anonymous):

@Aylin oh

4 years ago
OpenStudy (anonymous):

So with what hba said,$-3 \times -3 =9$Also$4 \times -3 = -12$So$(-3)^{2}+4(-3)+3=-3 \times -3 + 4 \times -3 +3=9-12+3=?$So what does the last one equal?

4 years ago
OpenStudy (anonymous):

@Aylin i dont know , im not good at math

4 years ago
OpenStudy (anonymous):

Which of the following verbal expressions represents the algebraic expression 2x – 8?

4 years ago
OpenStudy (anonymous):

eight less than twice a number B. the difference between eight and twice a number C. twice eight less than a number D. twice a number and eigh

4 years ago