Solving equations
Solve: -3(x+5) = 2x-5
x=-2
PEMDAS acronym
What is parenthesis, exponents, multiplication, division, addition, subtraction?
Name the slope of the following line. y = -1/2x + 8
Is it a positive or negative slope?
What is -1/2; negative.
Daniel has a collection of 7,442 stamps. He has 2,500 more stamps than Jennifer. How many stamps do they have altogether?
12,384 stamps
The distance from zero on a number line.
What is absolute value?
Solve for x: x2 -16x + 64 = 0
x=8; x=-8
Mean
What is the average?
y-intercept of y=3(x-1) + 8
What is 5
The lunchroom workers at Guffey Middle School can move a total of 600 students through 5 lunch lines in exactly one hour. How many students move through each lunch line per minute?
2 students
If a line is parallel to another, it has _____ slope
...the same slope.
Expand the equation: (x-3a)(x+4b)
x2+4bx-3ax+12ab
Median
What is the middle (after placing the numbers in order from least to greatest.)
The slope of the line with the points (0,4) and (0,6)
What is m=undefined
How many ways we can arrange the five letters in the word GREEN, even if they don’t form real words. But let’s also add a restriction: any arrangement must keep the two Es together. How many such arrangements are there?
24 ways
Whole numbers and their opposites.
What are integers?
x = 5, x =-5
Mode
What is the most frequently occurring number in a data set?
Equation for slope
What is m = (y2 - y1)/(x2 - x1)
Kaleb has a bag containing red, black and white LEGO® bricks. If he has 12 more red bricks than white bricks and 15 fewer white bricks than black bricks, what is the positive difference between the number of red bricks and black bricks in Kaleb’s bag?
3 bricks
Numbers that include radicals that are NOT perfect squares...and pi
What are irrational numbers?
Solve for 'a' and 'b': 14x5 - ax4 + bx = -x5 + 15x4(x-2) + 26x
a = -30; b = 26
What is a number that can be expressed as a ratio, a/b, where b is not 0.
Rational Number
Find the slope of the line passing through the following points: (-4, 0) and (-3, -2).
What is -2.
If I have $1 on January 1st and there is a compounding interest of 5% every month, how much will I have by the end of the year? Round to the nearest hundredth
$1.80
The only number in the English language that is spelled with same number of letters as the number itself...
What is 4 (four)?