Variables & Terms
Letter most commonly used as a variable in algebra
What is x?
2³
What is 8?
What PEMDAS stands for
What is Parentheses, Exponents, Multiplication/Division, Addition/Subtraction?
"A number plus 5" as an expression
What is x + 5?
The distributive property states a(b + c) equals this
What is ab + ac?
A number that multiplies a variable is called this
What is a coefficient?
What the 4 represents in x⁴
What is the number of times x is multiplied by itself (ie the exponent)?
2 + 3 × 4
What is 14?
"Three times a number, decreased by 4" as an expression
What is 3x - 4?
Use the distributive property: 3(x + 2)
What is 3x + 6?
In the expression 3X + 2, identify both the terms
What are 3x and 2?
Find the solution to x2 if x=5.
What is 25?
(6 + 2)² - 5
What is 59?
"Twice the sum of a number and three" as an expression
What is 2(x + 3)?
Use the distributive property: 2(3x - 4)
What is 6x - 8?
Identify the coefficient, the variable, and the constant in the expression 2x+5
What is the coefficient is 2, the variable is x, and the constant is 5?
The difference between x² and 2x
What is x² means x times x, while 2x means 2 times x?
24 ÷ (3 + 5) × 2
What is 6?
"The product of a number and the sum of the same number and 2" as an expression
What is x(x + 2)?
Use the distributive property: c(18-6d)
What is 18c-6dc?
In 5x²y, identify the coefficient, variables, and exponents
What is coefficient=5, variables=x and y, exponents=2 and 1?
Evaluate the expressions 4+3x when x=3?
What is 31?
3(x + 2)² when x = 4
What is 54?
"Half the difference of a number squared and five" as an expression
What is ½(x² - 5)?
What the expression would have looked like before the distributive property was used: 18c-6d
What is 3(6c-2d) or 6(3c-d)?