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# Algebra Answers

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3u+4v-2(8u-5v)

# solve and graph

I submitted the following but people were not reading the negative sign before the -9, so here it is 6-(-9f)<-3. I don't know if I make the -9f positive since there is a negative sign in front...

# How would you graph negative square root of (16-(1/2x))^2 ?

I plugged in values for x, but when I try to plug in y values, I don't get how to do the equation.

# Solve the problem

The cost P, in dollars, to produce graphing calculators is given by the function C (X) = 53X + 2000, where X is the number of calculators produced. a) Identify the dependent and independent...

# Solve. Round solution to the fourth decimal place

log5(7x)+log5(x)=3

2log4(2x-3)=4

# find the inverse of the given function

f(x)=7x-4/5   f-1     (x)= ?

N^2+n/2=465

# basic word problem help

ok, its been a long time since i've done algebra (20 years). Here is the problem:   Woman sells dog leashes and collars on the weekends at dog shows. One weekend she sold a total of 34...

# How many years will it take for the investment to be doubled?

A person invest \$4000 in an account at 10% interest compounded annually. When will the value of the investment be double? Explain why it will take less than 10 yrs, even though the rate is 10%?

# About how much water should the coach bring to a 3 hour competition?

when the girls gymnastics team goes to a competition, each girl drinks an average of 20 ounces of water per hour. There must be at least 10 team members present to compete. About how much water should...

# A clock shows the correct time on May 1 at 1:00 pm. The clock loses 20 minutes a day

What will be the next date when the clock shows the correct time?

# How much does Aubrey owe Ronny for the Internet bill?

Aubrey owes Ronny her share of the Internet bill & Ronny owes Aubrey \$16.00 for his share of the Electric bill. They want to pay each other simultaneously. So, if Aubrey hands Ronny 10 \$1 dollar...

# How do you find a function equation from two sample equations like f(-3)=1 and f(3)=2?

I tried solving it like a regular equation, but I didn't get an answer. Guess and check is too tedious, so I would like to avoid that method if possible.

What is x?

# 8x+7 > or equal to 6x - 9 =

I want to know the answer to my question above , and how to solve it step by step    8x+7 > or equal to 6x - 9 =

# if the length of rectangle is 2 cm less than its width. if the area of the rectangle is 35 find the length and the width

if the length of rectangle is 2 cm less than its width. if the area of the rectangle is 35 find the length and the width

# Please help!!!

Sean has three blue blocks and six pink blocks that weight 14 ounces altogether. Ayla has three pink blocks and they weigh the same as  two blue blocks. How much does each block weight? Set up...

# what is the product of 3a(a + 4)

can't wait till I come to that city to be the one to be all around the world and there isn't a thing out there I haven't done for you so keep at it and don't let it get you down when I'm at that party...

# When it comes to..Coterminal Angles

We just learned Coterminal Angles today and i'm not sure how to make sure they are equal. The question is 31pi divided by 18 and the other half of it is negative 67pi divided by 18.. I have to...