(7) Fall S1 Final Exam Study Guide

Front

What is the result of the equation -4 - 2?

Back

-6

Front

What is 15 ÷ (-3) + 20?

Back

15

Front

Which expression represents a dive from 10 meters above sea level to 35 meters below sea level, then back to 30 meters above sea level?

Back

10 - 35 + 30

Front

Solve the inequality: 2x + 9 ≤ 43. What is the value of x?

Back

x ≤ 17

Front

Solve the inequality: 5x – 7 < 34. What is the value of x?

Back

x < 8.2

Front

What is the definition of an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is less than, greater than, less than or equal to, or greater than or equal to the other.

Front

What does the term 'absolute value' mean?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction.

Front

What is the formula for solving a linear equation?

Back

To solve a linear equation, isolate the variable on one side of the equation.

Front

What is the difference between a positive and negative integer?

Back

Positive integers are greater than zero, while negative integers are less than zero.

Front

What does it mean to graph a number on a number line?

Back

Graphing a number on a number line means marking its position relative to zero, indicating its value.