Identifying Difference Between Equation and Expression
Is x+2=5 an expression or an equation?
Equation
What is the coefficient in the equation:
10y + 4 = 34
10
Identify the variable in the equation: 4n = 8
What is the constant in the expression: 3x + 7
7
What symbol is always present in an equation but not in an expression?
What are the coefficients in the equation:
5x + 3y = 12
5 and 3
There are 5 x and 3 y
Identify the variable in the equation: 3m - 5 = 16
m
What is the constant in the expression: x + 5
5
True or False: An equation can have variables but an expression cannot.
False
In the equation 9 + 2y = 18
What is the coefficient of y?
Identify the variable in the expression: 4z + 2
z
What is the constant in the expression: 2a + 6
6
What is the difference between an equation and an expression?
Equation has an = sign and you can solve.
Expression does not have an = sign and you can only simplify
What is the coefficient of x?
7
Identify the variable in the equation: x + 12 = 15
x
What are the constants in the equation: 5x + 4 = 18
4 & 18
Give an example of an expression and an equation.
2x +1
3x + 4 = 15
What are the coefficients in the equation:
4x - 10y + 3z + 8 = 50
Identify the variables in the equation:2a + 3b - 4 = 15
a & b
What are the constants in the equation:2y - 7 = 4y+ 4
7 & 4