Generating Equivalent Expressions

Front

What is an equivalent expression?

Back

An equivalent expression is an expression that has the same value as another expression for all values of the variable(s) involved.

Front

How do you calculate the total cost of multiple items?

Back

To calculate the total cost, add the cost of each item together. For example, if one item costs 'a' dollars and another costs 'b' dollars, the total cost is a + b.

Front

What is the formula for the total cost of 'x' items each costing 'p' dollars?

Back

The total cost is given by the formula: Total Cost = x * p.

Front

If a book costs 'a' dollars and you buy 3 books, what is the total cost?

Back

The total cost is 3a.

Front

How do you simplify the expression 3x + 5x?

Back

Combine like terms: 3x + 5x = 8x.

Front

What is the greatest common factor (GCF) of 3x and 15?

Back

The GCF is 3.

Front

How do you factor the expression 3x + 15?

Back

Factor out the GCF: 3(x + 5).

Front

What is the total cost of buying 'x' apples at $2 each and 4 oranges at $2 each?

Back

The total cost is 2x + 8.

Front

If you have 2x packs of colored pencils and buy x more, how many packs do you have in total?

Back

You have a total of 3x packs of colored pencils.

Front

What is the total cost of two items costing 7x + 5 and 2x - 3?

Back

The total cost is 9x + 2.