Friday
April 29, 2016

Posts by Presley

Total # Posts: 18

problem solving
susan is 4 years older than her sister rita. Seven years ago, Susan was twice as old as Rita. How old are they now?
April 10, 2016

Physics
A block of mass 2.30kg is accelerated across a rough surface by a rope passing over a pulley. a) The tension in the rope is 12.4N, and the pulley is 11.2cm above the top of the block. The coefficient of kinetic friction is 0.415. Determine the acceleration of the block when x...
October 7, 2015

life orientation
explain clearly how intrapersonal conflict ca be addressed through engaging in physical exercises
March 13, 2015

Biology
bonding
September 15, 2014

math
Area of the living room is 450 x 330 = 148500 cm^2. Area of square = a x a 148500 = a^2 a = sq rt (148500) = 385.36 cm the dimensions of the largest sq tile is 385.36 x 385.36 cm
September 15, 2014

Intro to chemistry
D = m/V D is given in g/mL. Convert volume to mL first. V = 425 mL D = m/V 1.15 g/mL = m/425 mL m = 1.15 x 425 = 488.75 g =0.489 kg
September 15, 2014

Algebra
\$3,800 principal earning 2%, compounded quarterly, after 7 years
February 9, 2011

Algebra
Evaluate 1/2^-2 x^-3 y^5 for x = 2 and y = –4
February 8, 2011

Eth 125
abcdabcdacbaaccde
July 21, 2010

Algebra :\
Elimination using addition and subtraction: 1. x - y = 1 x + y = 3 2. -x + y = 1 x + y = 11 3. x + 4y = 11 x - 6y = 11 4. -x + 3y = 6 x + 3y = 18 PLEASE HELP!!!! I NEED HELP ASAP!!!!
March 22, 2010

Algebra :\
thnx i got the answers to that one but now im stuck on elimination using addition and subtraction.
March 21, 2010

Algebra :\
these questions are: ELIMINATION USING MULTIPLICATION: 1. 2. 2x + 5y = 3 2x + y = 3 -x + 3y =-7 5x + 3y = 2 I NEED HELP ASAP!!!! HELP PLEASE!!!!
March 21, 2010

Sosial Studies
and i have to give to examples
January 13, 2010

Sosial Studies
ok. so im suposed to explain the preamble and im stuck. how would i explain this.... provide for the common defense...... but then i got to explain this.... promote the general welfare...... HELP ME PLEASE..
January 13, 2010

Spanish
i agree with amber.
January 13, 2010

algebra
ok, Thanks for the help on that last one but can you help me with these: solving equations with the variable on each side. 1.) 6+2(3j-2)=4(1+j) 2.) 9(4b-1)=2(9b+3) please help
October 14, 2009

algebra