Tom went to bed at 8.30 pm and woke up at 6.15 am the next day . How long did he sleep ?

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

Drag each equation to the correct location on the table. for each equation, determine the number of solutions and place on the appropriate field in the table.