Solve the following pairs of simultaneous equations.
a) 2x - 2y = -4
5x + 4y = 17
b) 2x - 3y = 6
4x - 5y = 9
c) x / 3 + y / 2 = 3 / 2
x / 2 + y / 5 = -1 / 2

Without graphing the linear functions, find the coordinates of the point of intersection of their graphs: y=3x−11 and y=4

In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units