Vocab
A variable is represented by a...
What is a letter?
The snack that smiles back!
Goldfish :)
Name 8 out of the 12 countries in South America.
Possible answers: Venezuela, Brazil, Peru, Ecuador, Chile, Paraguay, Colombia, Guyana, Uruguay, Bolivia, Suriname, Argentina
Who lives in a pineapple under the sea?
Spongebob Squarepants!
What are the coordinates of a y-intercept of 3?
(0,3)
Symbol used to change an expression into an equation.
What is an equal sign?
Solve the equation:
14-3g=32
g=-6
Solve the inequality:
1>=x-9
10>=x or x<=10
Make f the subject of the formula:
f-15=r
f=r+15
How do we call the number that represents the change in y as x increases by 1?
slope
It's the number that multiplies a variable
What is a coefficient?
Solve the equation:
d/5 +26=33
d=35
Solve the inequality:
12-7y>33
y<-3
Make p the subject of the formula:
t=15-3p
p=5-t/3
(or equivalent)
What do we call the point where the line crosses the y-axis?
y-intercept
When dividing or multiplying an inequality by a negative number you must...
What is flipping the sign?
Solve the equation:
5(2x-3)=21+x
5(2x - 3) = 21 + x
x=4
Solve the inequality:
11-4z<-1
z>3
Make s the subject of the formula:
a=(12-s)/5
s=5a+12
The slope of this line:
y=3/2x-14
3/2
The process of multiplying a term outside the parentheses by every term inside the parentheses.
What is distributive property?
Solve the equation:
5(2x-3)=3(5x+5)
x=-6
Solve the inequality:
3+b/3<=7
3+(b/3)<7
b<=12
Rearrange this equation to the form y = mx + b.
4y-8x=5
y=2x+5/4
The y-intercept of this line:
y=-6x-7
y=-6x-7
-7