Conversion
k=C+273 F=(9/5)C +32 C=5/9(F-32)
k=C+273 F=(9/5)C +32 C=5/9(F-32)
Convert the following to Fahrenheit
10 Degrees Celsius
F=(9/5)C +32
(9/5)10 + 32
=50 Degrees Fahrenheit
Find the area of a rectangle with a width of 12cm and length of 5 cm
A= L x W
A= 60 sq cm
What is the 1st step to solving an Order of Operations expression?
Parenthesis
3(1 − 3x) = 2(−4x + 7)
-11
5, 28, 16, 32, 5, 16, 48, 29, 5, 35
Mean:
Median:
Mode:
Range:
Mean : 21.9
Median :22
Mode :5
Range : 43
Convert 40 degrees Celsius to Fahrenheit
F=(9/5)C +32
F=(9/5)40 + 32
104 degrees Fahrenheit
Billy is painting a border on a canvas, the Canvas is 30 cm long and 20 cm wide. What is the Total length of the border he painted?
30 + 20 + 30 + 20=
100 cm
(−10) × 2 − (−7)2
= (−10) × 2 − 49
= (−20) − 49
-69
−3(x − 1) + 8(x − 3) = 6x + 7 − 5x
7
Cory has received the following grades this term: 75, 87, 90, 88, 79. If he wishes to earn an 85 average, what must he score on his final test?
75 + 87 + 90 + 88 + 79 + s = 85
_______________________
6
419 + S = 85
__________
6
Cancel 6 and multiply to both sides
419 + S = 510
Isolate the S by subtracting 419 to both sides
S= 91
Convert 32F to Celsius
C=5/9(F-32)
C=5/9(32-32)
C=0
If a triangle has a side a=5 and b=12, what is c?
a2+b2= C2
52 + 122 = C2
25 + 144 = 169
169= 132
(−8) × (−6) − (−5)2
= (−8) × (−6) − 25
= 48 − 25
23
−10p + 9 p = 12
p=-12
The mode of the data set is 21. What number is missing?
21, 17, ___, 25, 23, 13
21
Convert 0 degrees Celsius to Kelvin
k=C+273
K=0
The diameter of a truck wheel is 56.5 in. What is the circumference of the wheel?
Circumference of a circle = 2πr
177.41
5 − (−4) × (−3)2
5 − (−4) × (−3)2
5 − (−4) × 9
5 − (−36)
41
6r + 7 = 13 + 7r
{−6}
Find the mode of 12, 15, 18, 26, 15, 9, 12, 27
12 and 15
Convert 212 degrees Fahrenheit to Kelvin
Two step equation K=C+273 C=5/9(F-32)
5/9(212-32)=100
100+273=373
A small square is located inside a bigger square. The length of one side of the small square is 3 inches and the length of one side of the big square is 7 inches
What is the area of the region located outside the small square, but inside the big square?
3x3=9
7x7=49
49-9= 40
3 × (9 + (−8))2
3 × (9 + (−8))2
3 × 1 2
3 x 1
3
−14 + 6b + 7 − 2b = 1 + 5b
−8
Pam is 17 years old and her sister is 9. Her two brothers are 11 and 7 years old. What is the mean of their ages?
11