ISEE Lower Level Math : Algebraic Concepts

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

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Example Questions

Example Question #41 : How To Find The Solution To An Equation

Solve for :

Possible Answers:

Correct answer:

Explanation:

Example Question #41 : Equations

Solve for :

Possible Answers:

Correct answer:

Explanation:

Example Question #43 : How To Find The Solution To An Equation

Solve for :

Possible Answers:

Correct answer:

Explanation:

Example Question #42 : Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

Example Question #43 : Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

Example Question #44 : Equations

What is the value of ?

Possible Answers:

Correct answer:

Explanation:

To solve for , one should isolate the variable on one side of the equation. 

First, cancel out the  by adding it to both sides.

Then, cancel out the five by subtracting it from both sides.

Therefore, .

Example Question #46 : How To Find The Solution To An Equation

If  and , then what is ?

Possible Answers:

Correct answer:

Explanation:

To determine the sum of , one must first determine the value of each variable.

First, let's solve for :

Therefore, .

Next, solve for :

Therefore, .

Finally, add the values of  and .

 

 

Example Question #44 : Equations

Solve for \dpi{100} t.

\dpi{100} 7t-12=51

Possible Answers:

\dpi{100} t=10

\dpi{100} t=8

\dpi{100} t=9

\dpi{100} t=7

Correct answer:

\dpi{100} t=9

Explanation:

\dpi{100} 7(9)-12=51

Example Question #45 : Equations

There are 4 boxes with 12 concert posters in each box. Which expression shows how many posters there are?

Possible Answers:

Correct answer:

Explanation:

Since there are 4 boxes with 12 posters in each box, you must multiply 4 by 12 to get the number of posters.

Example Question #47 : Equations

What is the sum of  and ?

Possible Answers:

Correct answer:

Explanation:

Taking the sum is to add, so we are solving for .

We will need to add in columns, starting with the tenths position. Remember that you can add a zero to the end of a decimal to fill the position.

Add down the columns.

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