How many more kilograms is 250kg than 120000g

What value of x is in the solution set of –5x – 15 > 10 + 20x?

Which is a graph of a proportional relationship?

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.