HSPT Math : Algebra

Study concepts, example questions & explanations for HSPT Math

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Example Questions

Example Question #511 : Algebra

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 #512 : Algebra

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 #513 : Algebra

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 #514 : Algebra

Possible Answers:

Correct answer:

Explanation:

First change the fractions to decimals:

Simplify:

Isolate the variable and solve:

Example Question #515 : Algebra

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 #516 : Algebra

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:

Example Question #517 : Algebra

Possible Answers:

Correct answer:

Explanation:

The first step is to simplify the equation on the right hand side by subtracting 16 from 20:

Then, isolate the variable by subtracting 8 from each side:

Solve:

Example Question #520 : Algebra

Possible Answers:

Correct answer:

Explanation:

To solve this equation, isolate the variable.

This is done by multiplying both sides of the equation by the reciprocal of  which is .

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