Answer:
-2x=6.3 (negative)x=−3.15
3.1x= -17.2=(negative)x=−5.548387
Step-by-step explanation:
Answer:
Second Option: 
Step-by-step explanation:
A fraction means to divide.

Therefore,

Answer: 13 pairs
Step-by-step explanation:
Given
Jessica owns 18 pairs of shoes
Lindsay has 72% as many as Jessica
So, the number of pairs Lindsay owns

Odds(in favor)2/7
odds(against favor)7:2 the answer is 7:2
Answer:
782 yd²
Step-by-step explanation:
Since the diagonals are perpendicular bisectors of each other, then
area = 0.5 × product of diagonals
area = 0.5 × 34 × 46 = 782 yd²