1. Let's first understand the problem: You are asking if the equation $y = mx + c$ can be used to solve the first problem or question. 2. The equation $y = mx + c$ is the slope-intercept form of a linear equation, where: - $m$ is the slope of the line, - $c$ is the y-intercept (the value of $y$ when $x=0$). 3. This form is used to describe straight lines and is very useful in problems involving linear relationships between two variables. 4. To determine if it can be used to solve your first problem, you need to check if the problem involves a linear relationship between two variables. 5. If the problem involves a linear equation or can be modeled as a straight line, then yes, $y = mx + c$ is appropriate. 6. If the problem involves non-linear relationships, other equations or methods might be needed. 7. In summary, $y = mx + c$ is a fundamental tool for solving problems involving linear functions.