Ascientific hypothesis has two important qualities. the first is that it is testable. what is the second?

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?

How many solutions does the nonlinear system of equations graphed below have?

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.