HSPT Math : Algebra

Study concepts, example questions & explanations for HSPT Math

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Example Questions

Example Question #201 : Algebra

Simplify the following algebraic expression:

Possible Answers:

Correct answer:

Explanation:

To simplify this algebraic expression, factor the numerator and the denominator using FOIL.

The  will cancel out.

The correct answer is

Example Question #202 : Algebra

Possible Answers:

Correct answer:

Explanation:

To simplify this algebraic expression, factor the denominator using the FOIL method.

 

The 

Solve:

 

 

Example Question #203 : Algebra

Simplify 

Possible Answers:

Correct answer:

Explanation:

To simplify, factor the numerator using the FOIL Method:

Rewrite the expression:

Example Question #204 : Algebra

Which is a reduced version of the following expression?

Possible Answers:

Correct answer:

Explanation:

To reduce the expression, you need a common factor to take out from each part of the equation.  

All the constants can be divided by  so you just divide the whole equation by that to get,

.

Example Question #816 : Concepts

Possible Answers:

Correct answer:

Explanation:

To solve this equation, begin by using the Order of Operations.  The first operation will be the one that is contained within the parentheses.  When a term with an exponent is raised to a power, multiply the exponents.

Rewrite the expression:

Simplify by combining like terms:

There is one more step. The terms must be placed in descending order based upon the exponents. In this equation, the term  , has the largest exponent so it will go first followed by  which has an exponent of 1.  Constants are placed last in the equation.

Example Question #817 : Concepts

Simplify the following algebraic expression:

Possible Answers:

Correct answer:

Explanation:

To simplify this algebraic expression, combine like terms. Make sure to distribute the minus sin to all terms and constants within the parentheses. 

 is the correct answer.

 

Example Question #205 : Algebra

Simplify the following:

Possible Answers:

Correct answer:

Explanation:

When solving this problem we need to remember our order of operations, or PEMDAS. 

PEMDAS stands for parentheses, exponents, multiplication/division, and addition/subtraction. When you have a problem with several different operations, you need to solve the problem in this order and you work from left to right for multiplication/division and addition/subtraction.

Parentheses: We are not able to add a variable  to a number, so we move to the next step. 

Multiplication: We can distribute (or multiply) the 

Addition/Subtraction: Remember, we can't add a variable  to a number, so the  is left alone.

Now we have 

Example Question #12 : Expressions & Equations

Simplify:

Possible Answers:

Correct answer:

Explanation:

When solving this problem we need to remember our order of operations, or PEMDAS. 

PEMDAS stands for parentheses, exponents, multiplication/division, and addition/subtraction. When you have a problem with several different operations, you need to solve the problem in this order and you work from left to right for multiplication/division and addition/subtraction.

Parentheses: We are not able to add a variable  to a number, so we move to the next step. 

Multiplication: We can distribute (or multiply) the 

Addition/Subtraction: Remember, we can't add a variable  to a number, so the  is left alone.

Example Question #41 : How To Subtract Variables

Simplify:

Possible Answers:

Correct answer:

Explanation:

When solving this problem we need to remember our order of operations, or PEMDAS. 

PEMDAS stands for parentheses, exponents, multiplication/division, and addition/subtraction. When you have a problem with several different operations, you need to solve the problem in this order and you work from left to right for multiplication/division and addition/subtraction.

Parentheses: We are not able to add a variable  to a number, so we move on to the next step

Multiplication: We can distribute the negative sign to the  and 

Remember, a negative times a negative will equal a positive, so we have a 

Finally we can combine like terms

Example Question #206 : Algebra

Solve for 

Possible Answers:

Correct answer:

Explanation:

Divide both sides by :

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