Algebra 1 : How to write expressions and equations

Study concepts, example questions & explanations for Algebra 1

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Example Questions

Example Question #81 : How To Write Expressions And Equations

Express  raised to the tenth power. 

Possible Answers:

Correct answer:

Explanation:

Raising to a power means exponents. In this case we are raised to an exponent of  and our base is . Our expression is .

Example Question #82 : How To Write Expressions And Equations

Express four times  is sixteen. 

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Correct answer:

Explanation:

When we see times, we are dealing with multiplication. It doesn't matter which comes first since multiplication is commutative. Our expression is . Is means we have an equal sign. Our expression is .

Example Question #81 : How To Write Expressions And Equations

Express thirteen less than  is  divided by twenty-five.

Possible Answers:

Correct answer:

Explanation:

When something is less than , that means we are dealing with subtraction. This also means  will come before the subtraction sign. That something is seven. So our expression is .  Is means we have an equal sign. When something is divided by twenty-five, the twenty-fiveis the denominator and  in this case is in the numerator. Our expression is . We now have 

Example Question #84 : How To Write Expressions And Equations

Express  raised to power of sum of  and  is ten.

Possible Answers:

Correct answer:

Explanation:

Sum means addition. Our expression is . Raising to a power means exponents. In this case we are raised to an exponent of  and our base is . Our expression is . Is means equal sign. Our expression is .

Example Question #85 : How To Write Expressions And Equations

Express four is less than 

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Correct answer:

Explanation:

When we see is less than, we need to use an inequality sign. The sign is . Our expression is 

Example Question #86 : How To Write Expressions And Equations

Express  less than fifty.

Possible Answers:

Correct answer:

Explanation:

When something is less than fifty, that means we are dealing with subtraction. This also means fifty will come before the subtraction sign. That something is . So our expression is 

Example Question #87 : How To Write Expressions And Equations

Express seventy-nine divded by .

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Correct answer:

Explanation:

When we see divided, we use division. When something is divided by , the  is the denominator and seventy-nine in this case is in the numerator. Our expression is .

Example Question #88 : How To Write Expressions And Equations

Express fifteen more than .

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Correct answer:

Explanation:

Take every word and translate into math.  more than means that you need to add  to something. That something is  so just combine them to have an expression of 

Example Question #89 : How To Write Expressions And Equations

Express sixty less than 

Possible Answers:

Correct answer:

Explanation:

Take every word and translate into math.  less than means that you need to subtract  to something. That something is  so just combine them to have an expression of 

Example Question #90 : How To Write Expressions And Equations

Express  less then eighty-five.

Possible Answers:

Correct answer:

Explanation:

Take every word and translate into math.  less than means that you need to subtract  to something. That something is  so just combine them to have an expression of 

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