Seudónimo Seudónimo

04-04-2015
Mathematics

contestada

please help
Evaluate the expression when r = 8.2 and s = –3.7.

r – 2s

A.
–22.94

B.
0.8

C.
4.5

D.
15.6

Respuesta :

mathgirl22 mathgirl22

04-04-2015

Substitute.
r – 2s ⇒ 8.2- 2* -3.7
[tex]8.2-2*-3.7 \\ use -pemdas \\ 8.2-(-7.4) \\ 15.6 \\ Answer- D.15.6[/tex]

Answer Link

Otras preguntas

When using the allowance method, the adjusting entry to record estimated bad debt expense includes a ______. (Check all that apply.)

What is the volume of the sugar cube below?

pls help i dont know how to do this

When the football play started, Andre ran forward 20 yards, then turned around and ran 5 yards back. He stood in that spot for 3 seconds, then walked back to wh

A rectangle is 20 meter long and 23 meters wide. What is the area of the rectangle? Enter your answer in the box below. square meters

2 POSITIVE and 2 NEGATIVE effects of Industrial revolution

The first quartile is the median of the upper half of a data set. True False

For which segment lengths is qs¯¯¯¯¯ parallel to mn¯¯¯¯¯¯¯?.

Compare two ways in which destructive relationships may influence your well-being as opposed to constructive relationships

A food contains 30% of a day's supply of calcium for a particular person. If that person requires 1,500 mg of calcium, how much calcium does the food contain? 0