Simplify using Order of Operations (PEMDAS).
(6-2)(4-1)
12
How many tiles will figure 20 have?
y = 3x + 2
62 tiles
In Chapter 3, we learned how to find the area of a rectangle two ways, what are they?
Area as a Sum and Area as a Product
Simplify.
y3 x y4
y7
Given this equation y=-6x-3, what is the output given the input is -8.
45
What figure number will have 77 tiles?
y = 3x + 2
Figure #25
Write as a sum. (use the distributive property).
xy(x -z)
x2y-xyz
Simplify using Order of Operations.
(6-1)2+2(3)-2
29
Given a diamond problem with the top =-36 and the bottom = 0, what would the sides of the diamond problem be?
6 and -6
Mrs. Hendrickson is saving her money to buy a new car. She starts with $250 in her account. She saves $100 a week. Write an equation to model how much money (y) Mrs. Hendrickson will have after x weeks.
y = 100x + 250
Rewrite this product as a sum.
x(x2 +4)
x3+4x
Simplify.
(3z2)3
27z6
True or False: A parabola and a line both pass the vertical line test (VLT).
Given the 2 points, find the slope.
(2, -4) and (10, 8)
3/2
Rewrite this product as a sum.
(2x+3)(4x-1)
8x2+10x-3
In our linear chapter (chapter 2), what are the three things we called "m" and the three things we called
"b" in y=mx+b?
m= slope, growth, speed (unit rate)
b= y-intercept, starting value, headstart
Solve the equation for x.
3x -1 = 4x +8 -x
No Solution
Solve for x.
2x-5(x+4)=-2(x+3)
x=-14
Simplify.
(5r0)-1
1/5