Is 2d + 5 an expression or an equation?
None
PA: Convert 120 ft = _________yd
Alg: Solve the following systems of equations using substitution:
x = 6
y = 2x - 3
40 yd
(6,9)
What are the "like" terms in the expression 6h + 5y - 2y +8
5y and -2y
What is the slope of the graph of: y=12x−19?
12
Convert 250.025 to a mixed number.
250 1/ 40
(0.15)(0.05)
0.0075
. Is 5c - 2c = 3c and expression or equation?
Equation
PA: Convert 2.1 mm = _______cm
Alg: How many solutions does the graph have?
Pa: 0.21 cm
Alg: 1 solution
How many solutions does the graph have?
Infinite solutions
convert .88 into a percent and fraction
88%
88/100 = 22/25
Algebra:
1. Find the total price of a sweatshirt that is priced at $48 and taxed at 6.5%.
2. Solve 5x - 3y = 9 for y.
Pre-Algebra:
1. (-3) + (-7)
2. -4 +11
3. 7-(-5)
4. 13 + (-2)+ (-9)
Algebra:
1. $51.12
2. y = 5/3x - 3
Pre-Algebra:
1. -10
2. 7
3. 12
4. 2
Reduce to lowest terms:
102/170
3/5
Which number is the coefficient in the equation 3x + 6 = 18
3
PA: Convert 3/4 mi. = _________ ft
Alg: How many solutions does the graph have?
PA: 3,960 ft
Alg: No solution
Subtract the polynomials:
(9x2-4x+11) - (3x2-2x+2)
6x2-2x+9
How long would it take a car traveling 60 miles per hour to go 250 miles?
4 1/2 hrs
Algebra:
1. On a map of North Carolina, the distance between Charlote and Wilmington is 14.75 in. If 2 in equals 24 miles, what is the approximate distance between the two cities?
2. Shanee bikes 5 miles to the park in 30 min and 3 miles to the library in 45 min. What is her average speed?
Pre-Algebra:
1. Evaluate: − 6 + 3(9 - 7)
2. Evaluate: −8 ÷ 8 (1 + 3) - 1
Algebra:
1. 177 mi
2. 6.4 mph
Pre-Algebra:
1. 0
2. -3
Algebra:
1. Write the fraction in lowest terms: 36a3b2c / 24ab2c4
2. Solve for x : 3(x + 1) = -6
Pre-Algebra: Find each product or quotient. Write in simplest form.
1. 1/4 divided by 1/16
2. -1 4/5 divided by 2/3
Algebra:
1. 3a2 / 2c3
2. -3
Pre-Algebra:
1. 4
2. -2 7/10
Algebra:
1. A graph in which 2 sets of data are plotted as ordered pairs in a coordinate plane are called a __________.
Pre-Algebra:
1. Addition and subtraction are examples of _________.
Algebra:
1. scatter plot
Pre-Algebra:
1. Inverse operations
PA: You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?
Alg: Solve the following systems of equations using substitution:
5x - 2y = 3
y = 2x
$8 per pound
(3, 6)
Evaluate
x^3 – xy – x/y if x = 2 and y = 0.5
3
Solve for k:
4(−2k−8)=6(k+18)
k = -10
Which graph best represents: −5y=−6x+15?
C
3 1/ 2 × 6 1/ 3 ÷ 2 1/3 × 1 1/ 3
38/3
Twice a number is 18 more than 5 times a number.
2x = 18 + 5x
PA: Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?
Alg: Solve the following systems of equations using substitution:
y = 3 - x
3y + x = 5
$1.25 per pound
(2,1)
(x+5)/4=7
Solve for x
x = 23
18 - 4k = -10 - 4k
No solution, null set
For 4 hours Sam traveled at 40 miles per hour. Then he increased his speed to 60 miles per hour and drove for another 3 hours. How far did he go in the 7 hours he traveled?
340 mi
The whole batch cost $28,000 and contained 140 items. Write the two rates (ratios) implied by this statement. What would be the price for 200 items?
$40,000
1. Simplify: 3y - 9 if y = 3
2. The domain is also known as...
1. 0
2. x, independent variable, and input.
PA: There are 4 milk chocolates to every 2 dark in a box of chocolates. There are 34 dark chocolates in the box. How many milk chocolates are in the box?
Alg:
68
(-34, -17)
15f−23=2(4f+20)
f = 9
x + 10 -6(x - 3x) + 4
13x + 14
The first flock contained 5283 birds. The second flock contained 5 times as many birds. The third flock had twice as many birds as the second flock. How many birds were there in all?
84,528 birds
9876.5 – 643.99
9,232.51
Algebra:
1. The slope- intercept form of a linear equation is ___________.
Pre-Algebra:
1. __________ contains the same variable.
Algebra:
1. y=mx+b
Pre-Algebra:
1. like terms
PA:
Alg:
15
Infinite solutions
Algebra:
Add the polynomials: 2a +3b + 5a -7b
Algebra:
7a - 4b
1821.5/0.7
2,602.142857
Six times a number is 45 greater than the product of the number and -3. Find the number.
5
If 200 is increased by 130 percent, what is the resulting number?
460
Algebra: Find the x-intercept and y-intercept of the following equations:
1. 2x - 3y = 5
2. 6x + 2y = 8
Pre-Algebra:
1. Twelve of the 28 students in math class have blonde hair. In simplest form, what fraction of the students in math class do not have blonde hair?
2. How many bricks, each 0.25 meters long, are needed to make a row that is 7.25 meters long?
Algebra:
1. 2 1/2; -1 2/3
2. 1 1/3; 4
Pre-Algebra:
1. 4/7
2. 29 bricks
Alg: Solve:
y=8x+1
y=6x+3
10
(1, 9)
9 2/14 – 3 15/21
5 3/7
The number of red frogs exceeded the number of blue frogs by 80. The number of green frogs was 20 less than the number of blue frogs. If there were 120 blue fogs, what was the sum of the reds, the blues, and the greens?
420 frogs
The ratio of roses to snapdragons was 4 to 5. If there were 26,000 roses on the float, how many snapdragons were there?
32,500
Algebra: Find the slope of the line passing through each pair of points.
1. (2,5) and (3,6)
2. (6,-4) and (-3,7)
Pre-Algebra: Write the following fractions as a decimal:
1. 7/9
2. 3/8
3. -2/3
Algebra:
1. 6
2. 3
Pre-Algebra:
1. 0.77777777777778
2. 0.375
3. -0.6666666666667
Alg: What is the solution to this system?
2x + 3y = 4
y= 5x - 27
4
(5,-2)
Algebra:
Pre-Algebra:
Algebra:
6. J
7. D
Pre-Algebra:
6. F
7. B
Algebra:
Pre-Algebra:
Algebra:
11. C
12. J
Pre-Algebra:
10. J
11. A
Algebra:
Pre-Algebra:
Algebra:
1. A
2. H
Pre-Algebra:
1. B
2. G
Algebra:
Pre-Algebra:
Algebra:
8. G
9. C
Pre-Algebra:
8. H
9. C