Simplify Expressions
Distribute
3(4x + 2)
What is:
12x + 6
Solving Equations
Solve for x.
12x + 3 = 7
What is:
x = 1/3 or 0.333
Solving Inequalities
Solve for c.
c - 11 > 22
What is:
c < 33
When graphing with a greater than or less than sign should the dot be full colored in or open and empty?
Open and empty
Solve -7x =84 for x.
What is x = -12?
Combine like terms
15j + 5j - 7j=39
j=3
Solving Equations
Solve for x.
2x +64= 8
What is:
x = -28
What are two possible solutions for x?
2x < 4
x: 0,1, etc.
If the answer to an inequality problem is x< 21, what are three numbers that would be a solution?
any number less than 21
Solve the equation 2x + 6 = 17
What is 5.5?
Combine like terms and solve
12y + 5 - 2y + 3=18
y=1
Solving Equations
Solve for x.
5x +5= 30
What is:
x = 5
Write an inequality
S is at most 55
s <= 55
We use a closed circle to represent the inequalities that have which inequalities sign ?
Less than or equal to OR greater than or equal to
Solve the inequality: x + 7 > 29
What is x > 22
Distribute, Then Combine like Terms and solve
5(x + 4) +3x=-4
x=-3
Solve for v.
2v + 14 = -36
v = -25
Solve the inequality
-3x+5> 0
x<5/3
x< 1 2/3
x<1.66
Inequalities only have one solution, just like equations. Why is this a false statement?
Any reasonable answer
Solve for x:
2/3x = -24
What is -36?
3(x+2) +12x -10
15x-4
3x+4x-28.5=35.5
x=64/7 or 9 1/7 or 9.142857
3x+4-5-4x>24
What is:
x<-25
Given 2c + 4 > 14
We use the inverse operation of subtraction to solve the inequality. What does that mean that we should do first?
Subtract 4 from both sides.
Four times Mary's age plus eight is Kevin's age. Kevin is 36. How old is Mary?
What is 7?