ACT Math : Algebra

Study concepts, example questions & explanations for ACT Math

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Example Questions

Example Question #13 : How To Solve For A Variable As Part Of A Fraction

Solve for :

Possible Answers:

Correct answer:

Explanation:

Cross-multiply: 

Solve for

Simplify:

Example Question #14 : How To Solve For A Variable As Part Of A Fraction

Solve for :

Possible Answers:

Correct answer:

Explanation:

Cross-multiply: 

Distribute: 

Solve for

Example Question #15 : How To Solve For A Variable As Part Of A Fraction

Solve for :

Possible Answers:

Correct answer:

Explanation:

Begin by cross-multiplying:

Now, solve for .

Example Question #16 : How To Solve For A Variable As Part Of A Fraction

Solve for :

Possible Answers:

Correct answer:

Explanation:

Begin by cross multiplying.

Next, solve for .

Example Question #17 : How To Solve For A Variable As Part Of A Fraction

Solve for :

Possible Answers:

Correct answer:

Explanation:

Begin by cross multiplying:

Now, solve for :

Example Question #18 : How To Solve For A Variable As Part Of A Fraction

Solve for :

Possible Answers:

Correct answer:

Explanation:

Begin by cross multiplying.

Now, solve for .

Example Question #19 : How To Solve For A Variable As Part Of A Fraction

Solve for :

Possible Answers:

Correct answer:

Explanation:

Begin by cross-multiplying.

Now, solve for :

 

Example Question #11 : How To Solve For A Variable As Part Of A Fraction

Solve for :

Possible Answers:

Correct answer:

Explanation:

First, cross multiply:

Now, solve for x.

Example Question #21 : How To Solve For A Variable As Part Of A Fraction

Solve for :

Possible Answers:

Correct answer:

Explanation:

First, cross multiply:

Example Question #22 : How To Solve For A Variable As Part Of A Fraction

Solve for :

Possible Answers:

Correct answer:

Explanation:

First, cross-multiply: 

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