Question
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Ask by Montgomery Reese. in the United States
Jan 21,2025

Upstudy AI Solution

Tutor-Verified Answer

Answer

All real numbers less than –2 satisfy the inequality.
Solution:
Graph:
<---|-----|-----|-----|-----|-----|-->
    -4    -3    -2    -1     0     1
           ○---------------->
  • The open circle at indicates that is not included.
  • The arrow to the left shows all numbers less than are part of the solution.

Solution

To solve the inequality and graph the solution, follow these steps:

Step 1: Solve the Inequality

  1. Start with the original inequality:
  2. Subtract from both sides to get all -terms on one side:
  3. Subtract from both sides to isolate the term with :
  4. Divide both sides by to solve for :
    This can also be written as:

Step 2: Graph the Solution on a Number Line

  1. Draw a horizontal number line.
  2. Mark the boundary point at with an open circle (since the inequality is strict , meaning is not included).
  3. Shade the region to the left of to represent all real numbers less than .

Graphical Representation:

<---|-----|-----|-----|-----|-----|-->
    -4    -3    -2    -1     0     1
           ○---------------->
  • The open circle at indicates that is not included in the solution.
  • The arrow to the left shows that all numbers less than satisfy the inequality.

Final Answer

All real numbers less than –2 satisfy the inequality.
Solution:
Graph:
Number line showing an open circle at -2 and shading to the left

Answered by UpStudy AI and reviewed by a Professional Tutor

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Explain
Simplify this solution

The Deep Dive

To solve the inequality , we first isolate . Start by subtracting from both sides:
. Next, subtract 5 from both sides to get:
. Finally, divide by 7 (remembering to flip the inequality since we are dividing by a positive number):
.
To graph the solution, draw a number line and place an open circle at , shading all values to the left, indicating that can take any value less than .
To double-check your work, plug in a number less than (like ). If you substitute into the original inequality, you’ll find it satisfies the condition. For any value greater than , such as , it won’t work, confirming your solution is accurate!

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