Algebra practice quiz, 6th grade

What are the variable(s) in this expression?
6g⁴ + 5h³ + j - 90

• g, h, j
• 6, 5, 1
• 4, 3
• 90

The numbers by themselves are called ___________

• constants
• coefficients
• exponents
• terms

The letters that represent numbers are called ___________

• constants
• coefficients
• variables
• terms

What do you call the "9" in this expression?
5j + 6k - 9

• exponent
• constant
• coefficient
• variable

What is it?
8y

• Expression
• Equation

What is it?
8y +10 = 1

• Expression
• Equation

Which is an equation?

• 4x = 9
• 4x - 9
• 4x
• - 9

For the expression
4x+6-y, 
what are the x and y?

• variable
• constant
• term
• operation

For the expression
4x + y - 6, 
what is the 6?

• variable
• constant
• term
• operation

y + 5x - 10

• coefficient 
• terms
• variables
• constant