All Questions ⁺⁰238000 Questions

+5

1957

1

Algebra 1

Show step by step solving
y= 1/2x - 6
2x + 6y= 19
using elimination method.
Then show step by step solving y= 1/2x - 6 2x + 6y= 19 using graphing method.

Guest Jan 30, 2012

+8

1933

1

Maths

Guest Jan 30, 2012

+5

1695

1

algebra

Guest Jan 30, 2012

+5

1918

1

Trigonmerty

from a point of 100ft from the base of the cliff, Kim measures the angle of elevation to a ledge on the side of the cliff to be 42 degrees. Find the height of the ledge from the base of the cliff, to the nearest foot

Guest Jan 30, 2012

+5

1689

0

physics

HOW DO YOU SOLVE FOR FINDING THE COLOUMB OF A CHARGE?

Guest Jan 30, 2012

+5

1842

1

Hi,

Hi,
do s.o. knows why one cannot have round numbers only?

TheJonyMyster ●

Guest Jan 30, 2012

+8

2

2052

3

Soo... errrm calculet

So... where did the calculets go now??!?!!!?!??!!??!?!?!?!??!??!?!

Pyramid ●●●

Guest Jan 30, 2012

+5

1692

1

fractions in modulo 12

What are fractions expressed as when the denominator is 5, as 5 is coprime to 12.

Guest Jan 30, 2012

+5

1916

1

Math v.v

Guest Jan 30, 2012

+5

1878

1

vectors

how do I add vectors

Guest Jan 30, 2012

+18

3227

4

ratios and percentages

Ok He makes six quarts of brown paint by mixing equal qualities of yellow paint and violet paint The violet paint is made from one third red paint and two thirds of blue paint.
How much red paint does he use?
How much blue paint does he use?
what read more ..

kingpifireplasma ●●●●

Guest Jan 30, 2012

+8

1979

2

Algebra 1

Hey guys! My calculator is screwed up and it wont let me do fractions.
What is 4x3/4-4=?
(3/4 is the fraction)
and
What is -4x3/4-4=?

Guest Jan 30, 2012

+5

1894

2

algebra

The scale on a map is 7cm : 6km.
If two cities are 28cm apart on the map, what is the actual distance in km between the two cities?

JaysonMaxwell ●●

Guest Jan 30, 2012

+5

1748

2

quadratic equations

Guest Jan 30, 2012

+5

1816

4

problem solving

Enrollment at a local university is 8,500. There are 1/3 students over 25 and under. How many students are 25 and under and how many are over 25?
Can you please show me how you do this? Thank you so very much.

Melody ●●●●

Guest Jan 30, 2012

+5

2054

2

Inequalites

Guest Jan 30, 2012

+8

1952

2

nothing

oskar20106 ●●

Guest Jan 30, 2012

+5

1902

1

trig

v=5(cos105i+sin105j)

Guest Jan 30, 2012

+5

1864

2

+11

law of cosines

whats 400=169+121-286CosC . i keep getting 74.something and the answer is 112degrees37seconds? i can't find my calculator

nessapierce9 Jan 30, 2012

+8

1863

3

problem solving

Christy's plan for a rectangler dog p***s too small. The perimeter needs to be more than 118 feet. If the width should be9 feet shorter than the length, what should the lentgth be? Can you please show me how you o the problem? Thank You!!!

Guest Jan 30, 2012

+8

1740

1

math

what are the rules to slove -1/4-(-2)?

Guest Jan 30, 2012

+8

1830

3

solve

Guest Jan 30, 2012

Jan 29, 2012

+5

2091

3

math

math magicians charges a $45 registration fee plus $30per hr. tutoring fee.math master charges a $25 registration fee plus $35 per hr. tutoring fee. how many hours of tutoring would it take to math magicians cheaper than math masters?

Guest Jan 29, 2012

+5

2002

3

Algebra

solve -6b + 1 + 4b = -3b + 6

Guest Jan 29, 2012

+5

1987

1

Algebra 2

5.5=(1*.015)^4t

Guest Jan 29, 2012

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