i need help with (-8)(-5)+(7)2 and (-1/5)3 -0.5  TOPIC_SOLVED

Simple patterns, variables, the order of operations, simplification, evaluation, linear equations and graphs, etc.

i need help with (-8)(-5)+(7)2 and (-1/5)3 -0.5

Postby sexyangel666 on Wed Apr 14, 2010 11:20 pm

i just dont get any of these problems that r in the book
like this one

(-8)(-5)+(7)2

and this one two

(-1/5)3 -0.5
sexyangel666
 
Posts: 1
Joined: Wed Apr 14, 2010 11:07 pm

Sponsor

Sponsor
 

Re: i need help with (-8)(-5)+(7)2 and (-1/5)3 -0.5

Postby little_dragon on Thu Apr 15, 2010 11:00 am

for the 1st one is the 2 a power like 72 or is it times like 7*2?
for the 2nd onw is the 3 a power?
thnx
User avatar
little_dragon
 
Posts: 188
Joined: Mon Dec 08, 2008 5:18 pm

Re: i need help with (-8)(-5)+(7)2 and (-1/5)3 -0.5  TOPIC_SOLVED

Postby b2bw45381 on Mon May 24, 2010 7:54 pm

-8 x -5 + 7 x 2
40 + 14
54

(-1/5)3 -0
-0.2 x 3 - 0
-0.6

There ya go!! Hope I helped!
b2bw45381
 
Posts: 5
Joined: Sat Feb 20, 2010 2:08 pm


Return to Pre-Algebra