Which system of equations would have no solution?
A x + y = 4 and y = -x + 4
B y = 3x + 2 and y=-3x - 2
Х
2x + y = 10 and y = -2x + 10
D 3x + y = 8 and 3x + y = 9

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?