Math Problem Statement

Find an ordered pair (x, y) that is a solution to the equation 3x + y = 7.

Solution

To find an ordered pair (x,y)(x, y) that satisfies the equation:

3x+y=73x + y = 7

We can choose a value for xx and solve for yy, or vice versa. Let's solve for yy in terms of xx:

y=73xy = 7 - 3x

Now, we can choose a value for xx and substitute it into the equation. For example:

  • Let x=0x = 0: y=73(0)=7y = 7 - 3(0) = 7 So, one solution is (x,y)=(0,7)(x, y) = (0, 7).

Would you like to explore more ordered pairs or other values for xx?

Here are five follow-up questions for further practice:

  1. What happens if x=1x = 1? What is the corresponding yy?
  2. Can you find the ordered pair if x=2x = 2?
  3. How would you graph this equation on a coordinate plane?
  4. Can you rewrite the equation in slope-intercept form?
  5. What is the slope of the line represented by this equation?

Tip: Choosing different values for xx makes it easy to generate multiple solutions for linear equations.

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Math Problem Analysis

Mathematical Concepts

Algebra
Linear Equations

Formulas

y = 7 - 3x

Theorems

Slope-Intercept Form

Suitable Grade Level

Grades 7-8