chinchintakemys1 chinchintakemys1

01-12-2017
Mathematics

contestada

Evaluate 4(2a - b) when a = -1 and b = 5

A -48
B -28
C -12
D 32

Respuesta :

altavistard altavistard

02-12-2017

I'd suggest you enclose -1 and 5 within brackets as shown:

4( 2[-1] - [5] ). Do the work within parentheses FIRST: 4( -7 ).
Then multiply as indicated: -28

Answer Link

Otras preguntas

Ms. Franco earned $709.54 in net pay for working 25 hours. She paid $87.45 in federal and state taxes, and $38.45 in FICA taxes. What was her hourly wage? A

Which department of the federal government is responsible for regulating interstate and international communications by radio, television, wire, satellite, and

Today, the great pyramid at Giza near Cairo, egypt stands 137 meters tall and has a base of 230 meters. What is the slope?

The epa tries to balance protecting business interests with protecting

1/5x+y=2/5 1/0x+1/3y=1/2

Factory A has printed 650 books,and prints 50 new books every week. Factory B has printed 200 books and prints 100 books every week. How many weeks will it

How is self-esteem different from self-concept?

Whats expanded form for 47.487?

a gift shop sells walnuts in three fourth pond bags . Ann will buy some bags of walnuts and repackage then into one pound bahs. what is the least number of thre

What is 3-1+12+3 1/5 -2.67