ISEE Middle Level Math : Equations

Study concepts, example questions & explanations for ISEE Middle Level Math

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Example Questions

Example Question #131 : Equations

Possible Answers:

Correct answer:

Explanation:

First solve the exponents:

Then solve the equation:

Answer: 

Example Question #132 : Equations

Possible Answers:

Correct answer:

Explanation:

Multiply the whole numbers and add the exponents:

Answer: 

Example Question #133 : Equations

Possible Answers:

Correct answer:

Explanation:

Multiply the whole numbers and add the exponents:

Answer: 

 

Example Question #134 : Equations

Possible Answers:

Correct answer:

Explanation:

Multiply the whole numbers and add the exponents:

Answer: 

Example Question #135 : Equations

Possible Answers:

Correct answer:

Explanation:

Multiply the whole numbers and add the exponents: 

Answer: 

Example Question #136 : Equations

If , solve for .

 

Possible Answers:

1

5

4

2

 

 

 

3

 

 

Correct answer:

3

 

 

Explanation:

First, subtract 3 from both sides:

\dpi{100} 4x+3-3=15-3

\dpi{100} 4x=12

Now divide by 4 on both sides:

\dpi{100} \frac{4x}{4}=\frac{12}{4}

\dpi{100} x=3

Example Question #137 : Equations

Solve for the variable:

Possible Answers:

Correct answer:

Explanation:

First, combine the integers on the left side of the equation, and then do the same on the right:

Then subtract 16 from each side:

8 = 4a

Finally, divide both sides by 4 to isolate the variable:

Example Question #138 : How To Find The Solution To An Equation

Solve for :

Possible Answers:

Correct answer:

Explanation:

Divide both sides by 12:

Answer: 

Example Question #139 : How To Find The Solution To An Equation

Solve for :

 

Possible Answers:

Correct answer:

Explanation:

Divide both sides by 5:

Answer:

Example Question #140 : How To Find The Solution To An Equation

Solve for :

Possible Answers:

Correct answer:

Explanation:

Divide both sides by 25:

Answer: 

 

 

 

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