Question

Solve.
x – 9 = –15

Answer 1

Adding 9 both sides

x – 9 +9= –15+9

i.e. x= -6

Answer 2

@lopve

Answer 3

ok sorry

Answer 4

@dpasingh can u help me with another promblem

Answer 5

Solve.
5 = –(–z + 3)

Answer 6

5 = –(–z + 3)

i.e. 5 = z - 3
i.e. 5+3= z
i.e. z= 8

@lopve

Answer 7

Frank parachutes from a plane at a height of 25,000 ft above sea level. Several minutes later he notes from an instrument on his wrist that he had dropped 15,000 ft. How far above sea level is he now?
its actually this i need sorry. im hVING A HARD TIME WITH THIS ONE

Answer 8

@dpasingh

Answer 9

@HaleyT can u help me figure out this promblem

Answer 10

Frank parachutes from a plane at a height of 25,000 ft above sea level. Several minutes later he notes from an instrument on his wrist that he had dropped 15,000 ft. How far above sea level is he now?

Answer 11

hello?

Answer 12

@charlotte123 can u help me please

Answer 13

10,000 feet above sea level I would think. If he started out 25,000 feet above sea level and has dropped 15,000 feet then that would be 10,000.

Answer 14

. Solve for x.
|x| – 5 = 7

ibut its saying i need to solve this i dont get it

Answer 15

those lines indicate that x is positive ^_^

Answer 16

|x| = 12 ^_^

Answer 17

ok i got it! thanks !

Answer 18

welcome to OS and no problem XD if ya feel that my answer is best, just click on that best response tab ^_^ u have a great day and if u need help just let me know :D

Answer 19

Given that the variable t represents the temperature at 3 p.m., which equation would best model the word problem below?
The temperature at the summit of Mt Mitchell dropped 23°F between 3 p.m. and 9 p.m. If the temperature at 9 p.m. was –10°F, what was the temperature at 3 p.m.?

Answer 20

Solve.
6y = 192

Answer 21

@charlotte123

Answer 22

@NoelGreco