Linear Equations and Slope

Related BrainMass Solutions

• Determining Slope And Intercept of A Line

  of y=-1/4x+5/4 is -1/4, 4*-1/4=-1, so given linear equations are perpendicular 3. since slope of y=5x-7 is 5 and slope of y=5x+2 is 5, 5=5, so given linear equations are parallel 4.

• Solve system of equations and draw the graphs

  Answer: 2x-y-1 = 0 y = 2x - 1 x -1 2 1 y -2 3 1 See RED arrow denoting the linear function and a positive slope 2x + y = 9 y = 9 - 2x X 0 3 4 y 9 3 1 See BLUE arrow denoting the linear function and a negative slope 5

• Linear equations

  slope = [y-y1] / [x-x1] = [9 - 6] / [ 1 - 2] = -3 This provides examples of working with linear equations, including finding points, solving a system of 2 equations, and finding slope.

• solving system of linear equations and linear inequalities

  The solution is comprised of detailed explanations using graphing as a tool to solve the system of linear equations and linear inequalities.

• solution to system of linear equations

  It explains how to use the slope to determine whether there is a solution for a system of two linear equations in two unknowns.

• Linear Equations and Systems

  149998 Linear Equations and Systems #1) Write the equation y=2/3(x)-3 in standard form using only integers and a positive coefficient for x. #2) Find the equation (in slope-intercept form) of the line that goes through (-1,2) and has slope 4.

• Graphing linear equations

  221990 Graphing Linear Equations. I need a response to this question: You are tutoring a friend who is just learning how to graph linear equations with two variables. How will you describe at least two methods of graphing lines?

• Graph and decide whether lines are paralle or perpendicular.

  Grab the post from the library and learn how you can graph the linear equation. And then write the equations in their slope-intercept form.

• Linear Transformation - sensitivity analysis

  -(a/b) is between slope of the first constraint i.e. -0.6 and slope of the second constraint i.e -0.2, the current optimal solution will remain optimal. This posting helps solve a linear programming problem with binding constraints.

• Simple Regressions and Multiple Regressions

  We will get the table for estimates of both slope (say a) and intercept (say b). Hence the prediction equation is y=ax+b. How are prediction equations used to make predictions?