Given the system of equations, what is the solution? 2x + y = -1

x - y = -5

{(-2, 3)}
{(-8, -3)}
{(2, 7)}

In factoring by grouping, what would you have for step 3 for the following? step 1: x^3 +5x^2 +4x+20 step 2: x^2 (x+5)+4(x+5) step 3: ?

Drag the tiles to the correct boxes to complete the pairs. not all tiles will be used. the heights of the girls in an advanced swimming course are 55, 60, 59, 52, 65, 66, 62, and 65 inches. match the measures of this data with their values.

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?