System of equation with 3 variables

2x-4y+5z=-33
4x-y=-5
-2x+2y-3z=19​

Which conjunction is disjunction is equivalent to the given absolute value inequality? |x+2|< 18

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin

When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d.c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft