Bur answer
substitution to solve a system of lineare
solve a system of linear equation
hods from exploration 1 to solve each system
your choice of method. check your solutions.
b. x - 2y = -6
2x + y = -2

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth

In the diagram below,abc is congruent to dec what is the value of x