Inequalities
We can take the same steps to solve an Equation to solve an Inequality.
True or False?
True!
Coach Mags buys 3 bags of apples. Each bag has some apples in them. How can we write this as a Coefficient?
3x
X=5 is an example of what kind of solution?
One Solution, No Solution, or All Real Numbers?
One Solution
Simplify: 3x+5X-3
8X-3
Variable
When we divide/multiply Inequalities by Negative Terms, the < or > symbols stay the same?
True or False?
FALSE! They symbols will FLIP!
Chloe buys 2 boxes of pencils. She already had 5 pencils in her backpack. How can we create an Expression?
2x+5
9=9 is an example of what kind of solution?
One Solution, No Solution, or All Real Numbers?
All Real Numbers
Simplify: 3x+2+2
3x+4
Examples of Literal Equations can be what?
Formulas
Solve THIS Inequality!
3x<30
x<10
Create a word problem for THIS Expression!
3x+4
Answers may vary.
What does X Equal?
8x+5=21
X=2
Simplify: 5x+10-3x-2
2x+8
Solve for w.
A=lw
w=a/l
Solve THIS Inequality!
2x-6x+5>45
x<-10
Create an a word problem for THIS Expression!
5x+10
Answers may vary
What does X Equal?
2x+3+5x=24
X=3
Simplify: 6x+3-2x-1
4x+2
Solve for x
y=mx+b
x=y-b/m
Solve THIS Inequality!
4x+26-2x+11>49
x>6
Andy lost 4 bottles of soda. Luckily, he bought 2 crates with bottles of soda in them. How can we create an Expression for this problem?
-4+2X
What does X Equal?
3x-10+7x=60
X=7
Simplify: 9x+4-3x+5-2
6x+7
S=Ph+2B
B=S-Ph/2