Independent vs Dependent
What is an independent variable
The variable that you change or control
x + 5 = 10
X = 5
What are like terms?
Terms that have the same variable
What is a variable?
A symbol (letter) that represents a number.
What is a dependent variable?
The variable that is affected by change
y - 3 = 7
Y = 10
3x + 4x
7x
What is a constant?
A number that does not change (by itself)
In a graph, which axis typically represents the independent variable?
X-Axis
3a = 12
Are the following are like terms: 2y and 3y
Yes, they are like terms
What is the coefficient in the following expression: 5x + 3
5
If you are studying how hours of study affect test scores, which is the independent variable?
Hours of study
b/4 = 2
b = 8
Simplify: 5a + 2b + 3a
8a + 2b
What operation (add, subtract, multiply, or divide) is being shown in this expression: 7y
multiply
If a scientist measures the growth of plants based on the amount of water they receive, what is the dependent variable?
The growth of the plants.
z + 8 = 15
z = 7
Combine: 6m + 4n - 2m + 3n
4m + 7n
How many terms are in the expression 4a + 3b + 5 ?
3 Terms