The given number line shows the solutions to which inequality?

A)

x + 7 ≤ 5

B)

x + 3 ≥ 1

C)

x − 5 > 2

D)

x − 1 ≤ 1

The product of two negative rational numbers is always zero sometimes zero never zero

7x+8y=-18, 4x-9y=-3 solve the system of equations

Aregular hexagon rotates counterclockwise about its center. it turns through angles greater than 0° and less than or equal to 360°. at how many different angles will the hexagon map onto itself?