• In the given equation 5 + 3n , identify the variable .

a. 24
b. n
c. =
d. ×

• It is any letter or symbol that represents a number .

a. constant
b. variable
c. numerical expression
d. algebraic expression

• Salome is y years old now. Represents algebraically her age 5 years ago.

a. y + 5
b. y5
c. 5y
d. y - 5

• It is a mathematical statement indicating that two algebraic expression are equal; uses the symbol " = " .

a. constant
b. variable
c. equation
d. algebraic expression

• Find the value of n in algebraic expression 8n × 5 = 120.

a. 2
b. 3
c. 4
d. 5

• Solve for x: 5x + 15 = 75

a. 10
b. 11
c. 12
d. 13

Im sorry but it's for my test and I needed answers.. it will be long .​