Semester 1 Final Exam

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What is a number line?

Back

A number line is a straight line that represents numbers as points at equal intervals. It is used to visualize numerical relationships and operations.

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How do you calculate monthly payments from a total amount?

Back

To find the monthly payment, divide the total amount by the number of months. For example, $720.72 every 6 months results in $720.72 / 6 = $120.12 per month.

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Back

This equation is a linear equation in one variable (x). It can be solved to find the value of x.

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Back

The result is 0. This shows that adding a number and its negative results in zero.

Front

What does the term 'absolute value' mean?

Back

Absolute value refers to the distance of a number from zero on the number line, regardless of direction. It is always non-negative.

Front

What is the sum of two numbers?

Back

The sum is the result of adding two or more numbers together. For example, if John scores 1 and Kamira scores 1, their sum is 2.

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What is the difference between two numbers?

Back

The difference is the result of subtracting one number from another. For example, if John scores 3 and Kamira scores 1, the difference is 3 - 1 = 2.

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What does it mean to solve an equation?

Back

Solving an equation means finding the value(s) of the variable(s) that make the equation true.

Front

What is a linear equation?

Back

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What is a variable in mathematics?

Back

A variable is a symbol (often a letter) that represents an unknown value in an equation or expression.