Unit 1 & 2
Solve the expression below:
Five times a number increased by seven is equal to forty-seven.
5𝑥 + 7 = 47
5𝑥 = 40
𝑥 = 8
Solve the equation below:
x + 4 = 12
X = 8
Solve the exponential function below:
23
Answer = 8
Solve the linear system below:
2x + 3 = 15
x = 6
What is the line of best fit equation?
y = m(x) + b
Find the slope of the points below:
(10, 2), (−9, 7)
Slope = -5/19
Solve the area of the triangle below:
A = (1/2) L x W
A = (1/2) 6 x 9
A = 27
Write the number below in scientific notation:
29.000
Answer = 2.9 x 104
What is a Point?
How many people prefer dogs over cats in percentage?
10 = dogs, 12 = cats, 22 = total
45%
Solve the expression below:
x + y ÷ 4
X = 5
Y = 4
Answer = 6
Solve the equation below:
2x + 4 = 12
X = 4
Find the growth factor of the equation below:
Y = 200 (1.8x)
Answer = 1.8
Solve the linear equation below:
2x + 3 + 5x = 30
x = 27/7
What is the difference between columns and rows?
A row is organized from left to right, while columns are organized from top to bottom. A row is a horizontal alignment of data, while a column is vertical alignment of data.
Find the slope of the points below:
(−16, 11), (−19, −12)
Slope = 23/3
Solve the volume below:
L x W x H = A
23 x 56 x 98 = A
A = 126224
Turn the negative integer into a positive integer below:
6-3
1/63 = 1/6 x 1/6 x1/6 = 1/216
^DEF = ^YXZ
^EF =
^XZ
How many people girls are there in all?
Sport girls = 20
Normal girls = 30
Nerd girls = 10
Total = 60 girls in all
Solve the expression below:
3 less than the product of a number g and 49
Answer = 49g-3
Solve the equation below:
4x + 8 = x - 1
X = -3
Write the expression in exponential form and solve it:
3 x 3 x 3 x 3 x 3
35 = 243
Solve the system of linear equation below:
10x + 5 = 3x - 2
What is a frequency table?
A frequency table is simply a “t-chart” or two-column table which outlines the various possible outcomes and the associated frequencies observed in a sample.