Week 17~Tuesday

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, greater than or equal to, or less than or equal to the other.

Front

How do you represent 'three times a number' mathematically?

Back

It is represented as 3x, where x is the number.

Front

What does 'eight less than' mean in mathematical terms?

Back

It means to subtract 8 from a number, represented as x - 8.

Front

Back

x = 54.

Front

How do you find the cost per yard if ⅗ yards cost $6.00?

Back

To find the cost per yard, divide the total cost by the fraction of yards: Cost per yard = $6.00 ÷ (⅗) = $10.00.

Front

What expression represents 'three times more students who play trumpet than tuba'?

Back

The expression is 3t, where t is the number of tuba players.

Front

Back

Add 8 to both sides to isolate the term with x.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is the difference between an equation and an inequality?

Back

An equation states that two expressions are equal, while an inequality shows that one expression is greater than or less than another.

Front

How do you express 'more than' in an inequality?

Back

'More than' is expressed using the greater than symbol (>) in an inequality.