1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
frozen [14]
2 years ago
15

Someone please help asap!!!!

Mathematics
1 answer:
aliina [53]2 years ago
3 0
90=(3r+4)+(8r-2)
90=3r+4+8r-2
90=11r+2
90-2=11r
88=11r
88/11=r
8=r
Answer is r=8
I think???
You might be interested in
13. Jason rode his bike 529 fewer meters than Allison. Jason rode 1 km 850m.
Bumek [7]

Answer:

2km 379m

Step-by-step explanation:

If you add the 529 meters more that Allison rode to 850 meters it adds up to 1379 meters which is 1 kilometer and 379 meters, and then you add the kilometer to it and its a total of 2 kilometers and 379 meters

7 0
2 years ago
Ginger Yiu has a principal of $900 in her savings account with a 6% APR. The simple interest is calculated quarterly. What is th
Bezzdna [24]
A=p (1+rt)
A future value ?
p Principle 900
R interest rate 0.06
T time 9/12

A=900×(1+0.06×(9÷12))
A=940.5
3 0
3 years ago
What is the value of f(3)?
Anni [7]

Answer:

-12

Step-by-step explanation:

Note that when x < 6, you will use the expression -4x

f(x) = -4x

Plug in 3 for x

f(3) = -4(3)

Simplify. Multiply

f(3) = -4(3)

f(3) = -12

-12 is your answer

5 0
2 years ago
HELP IM TIMED JUST ONE LAST QUESTION
Arturiano [62]

Answer:

B

Step-by-step explanation:

may I please have brainlyest

6 0
2 years ago
Read 2 more answers
Kala has been offered two 40 hour a week jobs. One job pays an hourly wage of $25 and 10% of all sales. The other job pays $20 a
bazaltina [42]
(40 * 25) + 0.10x = (40 * 20) + 0.20x
1000 + 0.10x = 800 + 0.20x
1000 - 800 = 0.20x - 0.10x
200 = 0.10x
200/0.10 = x
2000 = x <=== weekly sales must be $ 2000
3 0
3 years ago
Other questions:
  • How do you decrease 280 by 95%
    8·2 answers
  • 3.Last year, the numbers of skateboards produced per day at a certain factory were normally distributed with a mean of 20,500 sk
    12·1 answer
  • a croquet ball weighs 460 grams. together a golf ball and a croquet ball weigh the same as 11 golf balls.how much does 1 golf ba
    9·2 answers
  • the tax on a property with an assessed value of $120,000 is $300. find the tax on a property with an assessed value of $140,000.
    5·2 answers
  • Can someone help me fill in the ratio table please!!
    6·1 answer
  • How many different committees can be formed from 8 teachers and 39 students if the committee consists of 2 teachers and 4 studen
    9·1 answer
  • Jaclyn has $50 saved and earns $25 each month in allowance. Pedro has $200 saved and earns $10 a month in allowance. If they bot
    13·1 answer
  • Find the variance of the given sample 18, 18, 18, 9, 15, 5, 10, 5, 15
    14·1 answer
  • Please help! 10 points! It costs $60 to rent a car for a day, and each mile you drive costs $40. Write an expression for the dai
    15·2 answers
  • Simplify the following expression.
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!