Expressions, Equations, Inequalities Vocab

What does a coefficient represent in an algebraic expression?

• A fixed value that does not change.

• The sum of all variables in the expression.

• A symbol for a value we don't know yet.

• A number used to multiply a variable.

What is a term in the context of algebra?

• A fixed value that does not change.

• A symbol for a value we don't know yet.

• A number used to multiply a variable.

• Either a single number or variable, or numbers and variables multiplied together.

If a variable has no number in front of it, what is its coefficient?

• 0

• 1

• The variable itself

• There is no coefficient

How are terms in an algebraic expression separated?

• By multiplication or division symbols only.

• By addition or subtraction symbols, or sometimes by division.

• By equal signs.

• They are not separated; they are combined into one term.

3x-4=8

Is this an expression, equation or inequality?

• expression

• equation

• I'm not sure

• inequality

Match the following

• Has

  <, >, ≤, ≥

  signs

• Inequalities

• No equal sign

• Equations

• Has an equal sign

• Expressions

Match the following

• expression

• x + 3 < 8

• equation

• x + 3

• inequality

• x + 3 = 8

Match the correct problem with its name:

• Expression

• x > 4

• Equation

• 3a - 5

• Inequality

• 4c = -12

Answer explanation

Equation must have an

EQUAL sign.

=

What is an algebraic expression?

• A mathematical expression that consists only of numbers

• A mathematical expression that consists of variables, numbers, and operations

• A fixed numerical value

• A mathematical expression that cannot change

What does an equation state according to the learning material?

• An equation states that one thing is greater than another.

• An equation states that two things are equal.

• An equation states that two things are not related.

• An equation states a mathematical problem without a solution.