Evaluate the expression when x-7 and y=4. Sy+x

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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**Evaluating an Algebraic Expression: Whole Numbers with Two Variables**

To evaluate the expression when \( x = 7 \) and \( y = 4 \):

**Expression:**  
\[ 5y + x \]

**Steps:**

1. Substitute \( y = 4 \) and \( x = 7 \) into the expression.
2. Calculate \( 5 \times 4 + 7 \).
3. Simplify to find the answer.

**Interface Elements:**

- An input box to enter the result.
- A button to check the answer.
- An "Explanation" button for additional help.

**Note:**

Make sure all calculations are double-checked for accuracy before submitting your answer.
Transcribed Image Text:**Evaluating an Algebraic Expression: Whole Numbers with Two Variables** To evaluate the expression when \( x = 7 \) and \( y = 4 \): **Expression:** \[ 5y + x \] **Steps:** 1. Substitute \( y = 4 \) and \( x = 7 \) into the expression. 2. Calculate \( 5 \times 4 + 7 \). 3. Simplify to find the answer. **Interface Elements:** - An input box to enter the result. - A button to check the answer. - An "Explanation" button for additional help. **Note:** Make sure all calculations are double-checked for accuracy before submitting your answer.
**Evaluating an Algebraic Expression: Whole Numbers with Two Variables**

**Exercise:**

Evaluate the expression when \( x = 7 \) and \( y = 4 \).

\[
5y + x
\]

---

**Instructions:**

1. Substitute the given values of \( x \) and \( y \) into the expression.
2. Calculate the result to find the value of the expression.
3. Enter your answer in the provided box.

**Interface Elements:**

- **Input Box:** Enter your calculated answer here.
- **Check Button:** After entering your answer, click this button to verify if it's correct.
- **Explanation Button:** Click this for a detailed step-by-step explanation of the solution.
Transcribed Image Text:**Evaluating an Algebraic Expression: Whole Numbers with Two Variables** **Exercise:** Evaluate the expression when \( x = 7 \) and \( y = 4 \). \[ 5y + x \] --- **Instructions:** 1. Substitute the given values of \( x \) and \( y \) into the expression. 2. Calculate the result to find the value of the expression. 3. Enter your answer in the provided box. **Interface Elements:** - **Input Box:** Enter your calculated answer here. - **Check Button:** After entering your answer, click this button to verify if it's correct. - **Explanation Button:** Click this for a detailed step-by-step explanation of the solution.
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