Math 8 - Basic Algebra

In the expression 7xy, what is the constant?

• x

• y

• 7

In the expression 7xy, what are the variables?

• x

• x and y

• 7 and x

What are the operations involved in given expression?

3n + 5

• multiplication and addition

• division and subtractio

• addition and division

Which has a fixed value?

• variable

• exponent

• constant

__________ does not have a fixed value.

• variable

• exponent

• constant

m x 9 = 90

What is the value of m?

• 8

• 9

• 10

Write the given expression in exponential notation.

c.c.c

Write the given equation in exponential notation.

a.a.a.b.b

• 45 and 3

• x and 2

• 3 and x

A _____________ is a symbol, usually a letter that stands for a number. 

• coefficient
• algebraic expression
• variable
• term