how many inequality signs are there?
4
less than, greater than, less than or equal to, greater than or equal to
Simplify
6(n+3)
6n+18
Solve
-2=(x-1)/2
x=-3
If a question asks you to shade the solution to b<5 which way should you shade?
What is the left
What comes first in simplifying expressions, parenthesis or multiplication?
What is parenthesis
Simplify -(y^2)-3xy
using x=-4, y=2
20
Solve
-2>(x-1)/2
-3>x
or
x<-3
Simplify a(b^2)+c
using a=2, b=4, c=7
39
Solve
-2b-5>-5
b<0
or
0>b
what do you do if there is multiplication or division by a negative in the inequality?
What is flip the sign
What is different about solving an equation or inequality that has the variable on one side vs both sides?
Variable on both sides needs you to move all variables to one side.
Simplify
(2x+1)(-8)+3x
-13x-8
or
-8-13x
Solve
4-(1/3)x>11
x<-21
or
-21>x