7.EE.1

Front

What is standard form in algebra?

Back

Standard form is a way of writing an expression where the terms are arranged in descending order of their degrees, typically with the highest degree term first.

Front

What is expanded form in algebra?

Back

Expanded form is a way of writing an expression by showing all the terms separately, often using parentheses to indicate multiplication.

Front

What is the main difference between an equation and an expression?

Back

An equation has an equal sign (=) indicating that two expressions are equal, while an expression does not have an equal sign.

Front

What does it mean for two expressions to be equivalent?

Back

Two expressions are equivalent if they have the same value for all values of the variables involved.

Front

How do you simplify the expression 2(8+9b)?

Back

To simplify, distribute the 2: 2*8 + 2*9b = 16 + 18b.

Front

What is the result of distributing 2 in the expression 2(-8+7c)?

Back

Distributing gives: 2*(-8) + 2*(7c) = -16 + 14c.

Front

What is a variable in algebra?

Back

A variable is a symbol, often a letter, that represents an unknown value in an expression or equation.

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor that multiplies a variable in an expression.

Front

What does it mean to combine like terms?

Back

Combining like terms means to add or subtract terms that have the same variable raised to the same power.

Front

What is the purpose of parentheses in algebraic expressions?

Back

Parentheses indicate which operations should be performed first in an expression according to the order of operations.