Algebraic Expressions
Simplify:
3x + 4x
7x
The main idea is the story's.....
Main message, central point, ect.
What are the labels on the horizontal and vertical axes?
The sum of a number n and 7
n + 7
What graphic organizer is used to compare and contrast 2 topics?
Venn Diagram
Evaluated when x = 2
5x-3
7
Learning to be brave
In Quadrant I, are x-values positive, negative, or zero?
Positive
Three less than a number x
x - 3
When you compare two or more things you are identifying...
Similarities
Expand: (x+4) + (2x+1)
3x + 5
True or False
- Supporting details tell who, what, when, where, and why.
- The main idea is a single sentence summary.
TRUE
What ordered pair names the origin?
(0, 0)
2(a+4)
What's a synonym for "contrast"
Difference
Combine the like terms
2a + 3b - a + 5b
a + 8b
Find the main idea:
Sharks may have up to 3,000 teeth at one time. Shark teeth grow in rows. When a shark loses a tooth, it is replaced by a new tooth from the row behind it. A shark may have over 20,000 teeth over the course of its life.
Sharks have a lot of teeth
A point is 6 units from the origin along the x-axis and 2 units up. Write its coordinate.
(6, 2)
One half of the difference between a number t and 6
1/2(t-6)
Compare & Contrast:
Apples and Oranges
Apples: red, green, yellow colors, smooth exterior, thinner skin
Orange: the color orange, bumpy exterior, more acidic
Apples & Oranges: fruit, healthy, have skin
Translate to an expression:
Seven more than twice a number n
2n + 7
Find the main idea:
When most animals look into a mirror, they think that the reflection is another animal. A few animals do recognize themselves. These include elephants, dolphins, chimps, and great apes.
Most animals do not recognize themself when they look in a mirror.
If a point moves from (2,4) to (5,1), did it move up or down? Left or right? Explain using the coordinates.
From (2,4), you move 3 points to the right and 3 points down to get to (5,1)
The product of 5 and a number decresed by 2, then increased by 9
5(x-2) + 9
Compare & Contrast
Jinu & Rumi
Jinu: boy, black hair
Rumi: girl, hunter, purple hair
Jinu & Rumi: demon (rumi 1/2)