Use the distributed property of multiplication over addition to find each missing number .im asking for number 12.

9 because you are distributing it to the two other numbers

Where m is the slope of the line and b is the y-intercept of the line, or the y-coordinate of the point at which the line crosses the y-axis. to write an equation in slope-intercept form, given a graph of that equation, pick two points on the line and use them to find the slope. this is the value of m in the equation.