I WILL GIVE BRAINIEST IF ANSWERED ASAP WITH CLEAR WORK EXPLANATION

Joey is asked to name a quadrilateral that is also a rhombus and has 2 pairs of parallel sides.should be his answer

X-10/4 when x = –18 a 7 b –2 c –7 d 2

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase