Olivia had fourteen red needles and seventeen yellow needles in her
sewing kit. after she lost "r" red needles and "y" yellow needles, the
number of red and yellow needles in her sewing kit is the same. write the
expression that reflects the number of needles in her sewing kit now.*

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

If the car had not hit the fence, how much farther would it have skidded? solve the skid-distance formula to find the extra distance that the car would have traveled if it had not hit the fence. round your answer to two decimal places. note that unit conversion is built into the skid distance formula, so no unit conversions are needed.

If you measured the width of a window in inches and then in feet with measurement would you have the greater number of units