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suzy4321:
Group Title
2(8a + 7c  10a + 5b) + (16a  6(b + 15c) + 3c)
in algebraic expression is 12a + 4b  80c si,no?
 updated 2 years ago
 17 replies
 1 Medal
Mathematics

charlesdavis2525:
Group Title
points (3,5) and (7,5) lie on line n. what is the slope of the line that is parallel to n?
A. 0
…
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

minimia:
Group Title
Suppose 2 quarters, 3 dimes, 10 nickels, and 2 pennies are in a box. One coin is selected at random. What is the expected value of this exp…
 updated 2 years ago
 3 replies
 2 Medals
Mathematics

ujuge321:
Group Title
The regular retail price of a particular box of a wellknown brand of cereal ranges from $2.80 to $3.25 across the grocery stores in the cit…
 updated 2 years ago
 30 replies
 2 Medals
Mathematics

IshimweDavid83:
Group Title
This about probability someone to help me on this !:
A scientist inoculates several mice,one at time,until he finds 2 that have contracted …
 updated 2 years ago
 5 replies
 No Medals Yet
Mathematics

ujuge321:
Group Title
Phone calls arrive at the rate of 15 per hour at the reservation desk for a hotel, according to a poisson distribution. If no calls are curr…
 updated 2 years ago
 15 replies
 1 Medal
Mathematics

minimia:
Group Title
Use the figures to determine whether the indicated lines are parallel. Are m and n parallel? Are p and q parallel? (see attachment)
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

RolyPoly:
Group Title
Can anyone help me?
 updated 2 years ago
 14 replies
 1 Medal
Mathematics

benice:
Group Title
I have a two question?
Who decides when a question is closed?
…
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

GodBlessYou:
Group Title
Don Price bought a $70,000 house. He rents the house for $900 per month. He has $700 in monthly expenses. (1) What is the amount of the an…
 updated 2 years ago
 54 replies
 3 Medals
Mathematics

jose1970:
Group Title
2x^2+2x6=0
 updated 2 years ago
 6 replies
 2 Medals
Mathematics

Pluto113:
Group Title
A basketball player averaged 20 points a game over the course of six games. His scores in five
of those games were 23, 18, 16, 24, and 27.…
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

sammibaby89:
Group Title
2. (4x + 3y)  (2x 5y)
(Hint: Remember to distribute the negative to the second set of parentheses.)
…
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

sammibaby89:
Group Title
1. 2a + 3b  a
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

SavannahSaturn:
Group Title
Which change could not affect the mode?
21, 19, 38, 24, 20, 3, 21, 23
…
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

amedel1:
Group Title
A rectangular deck measures 15 ft. by 20 ft. What is the length of a diagonal between opposite corners?
 updated 2 years ago
 5 replies
 2 Medals
Mathematics

Chrisblendz:
Group Title
At a 25% off everything sale, Bill purchased a new shirt. If c represents the original cost, write an expression for the sale price of the s…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

princesskks:
Group Title
if triangle ABC is congruent to triangle DEF , then side AB is congruent to DE . Is the converse of this statement true ? justify your answe…
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

FoolForMath:
Group Title
Fool's Riddle of the day,
Fool was travelling to the city of far Away. Along the way he met two other travelers, Ishaan and Turing, who wer…
 updated 2 years ago
 4 replies
 2 Medals
Mathematics

princesskks:
Group Title
Write an equation for the locus of points equidistant from the lines y=33x and y=3x3 .
 updated 2 years ago
 21 replies
 No Medals Yet
Mathematics

Machado182:
Group Title
1. Create a list of at least 10 "reasons" you may use in a proof.
…
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

partyrainbow276:
Group Title
Demond has eight bills in his wallet that are worth a total of $50. the bills are either $ 5 bills or $10 bills. How many $5 bills does desm…
 updated 2 years ago
 32 replies
 7 Medals
Mathematics

bimbim2697:
Group Title
a rectangular field has an area of 40x^2 +190x5.The width of the athletic field is 8x2.What is the length if the athletic firld?
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

BeatriceM2012:
Group Title
Please help me..
Marissa collects seashells. Each day she collects one more shell than the previous day. Marissa records the total number…
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

BeatriceM2012:
Group Title
Richard had $52 before he went shopping. Richard bought 3 shirts of equal price. He had $9 left. Which equation could be used to determine h…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

algebra21:
Group Title
During hurricane season, Bob and Jen fill sand bags every weekend. On Saturday, they both worked together 4 hours and filled 32 sand bags. S…
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

Toyjia:
Group Title
The width of a rectangle is fixed at 12ft. What length will make the perimeter.
(a) at least 300ft___
(b) at most 300ft___
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

ineedhelppleaseee:
Group Title
solve by completing the square.x squared 9x=14. please show work :)
 updated 2 years ago
 3 replies
 3 Medals
Mathematics

Integral:
Group Title
Sigh let's try this again:
Let G be a connected regular graph with n edges. How many vertices can G have?
 updated 2 years ago
 21 replies
 2 Medals
Mathematics

Katelyn2015:
Group Title
A tree farm initially has 5000 trees. Each year 10% of the trees are harvested and 450 seedlings are planted.
Write a recursive rule for …
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics
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