HSPT Math : Concepts

Study concepts, example questions & explanations for HSPT Math

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Example Questions

Example Question #509 : Algebra

Solve:  

Possible Answers:

Correct answer:

Explanation:

In order to isolate the  variable, multiply both sides by the reciprocal of the coefficient in front of the variable.

Simplify both sides.

The answer is :  

Example Question #1121 : Concepts

Solve the following for :

Possible Answers:

Correct answer:

Explanation:

To solve for , simply divide both sides by 2 to isolate .

Remember, division undoes multiplication.

Thus,

Example Question #1122 : Concepts

Solve for :

Possible Answers:

Correct answer:

Explanation:

To solve for x, simply add 6 to both sides.

Thus,

Example Question #512 : Algebra

Solve for 

Possible Answers:

Correct answer:

Explanation:

In order to get  by itself, you must get rid of the .  

To undue a negative, you must add its opposite (add ) but you must do it to both sides of the equation.  

Theat leaves you with  which is you answer.

Example Question #1123 : Concepts

Possible Answers:

Correct answer:

Explanation:

The first step is to isolate the variable. In order to isolate the variable in this equation, add  to both sides of the equation:

 

Example Question #1124 : Concepts

Possible Answers:

Correct answer:

Explanation:

To solve this one-step equation, isolate the variable, In this equation, add 45 to both sides of the equation:

Example Question #1125 : Concepts

Possible Answers:

Correct answer:

Explanation:

First change the fractions to decimals:

Simplify:

Isolate the variable and solve:

Example Question #1126 : Concepts

Possible Answers:

Correct answer:

Explanation:

First simplify:

Isolate the variable by dividing (the inverse operation of multiplication), both sides by the coefficient of the variable, which in this equation is 8.

Example Question #517 : Algebra

Possible Answers:

Correct answer:

Explanation:

Recall that subtraction of a negative value is the same as adding a positive number.

Therefore, rewrite the equation:

Isolate the variable by subtracting the 12.2 from both sides.

 

 

Example Question #1127 : Concepts

Possible Answers:

Correct answer:

Explanation:

To solve this one step equation, isolate the variable:

In this particular case add 27 to both sides.

Then solve:

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