-3x-12> 8x + 21
+12 +12
-3x > 8x + 33
-8x -8x

-11x > 33
————-
-11

x < -3

I moved the real numbers to one side and and the variable to the other side to solve for the inequality

I also remembered somewhere that if you divide by a negative number the inequality sign switches.

6 0

3 years ago

Cell phones are on sale for 40% off. The usual price of this phone is $315. How much will the phone cost after the discount?

Hunter-Best [27]

315 * .60
The phone is $189.

3 0

2 years ago

Read 2 more answers

Triangle ABC is shown in the diagram below. Show two different ways that you can determine the measure of ABC

iragen [17]

Step-by-step explanation:

vertical angles or line pairs

c=60

180-120=60

180-131=49

60+49=109

180-109=71

6 0

2 years ago

Deshawn makes jewelry from sea glass and sells it online. for every order he adds a 3.50 shipping fee to the price of the jewelr

Stells [14]

Answer:

This should be it

lmk if you have questions

y = x + 3.50.

5 0

3 years ago