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
SVETLANKA909090 [29]
3 years ago
15

Please help solve all of these-

Mathematics
1 answer:
lana [24]3 years ago
7 0

Answer:

3−y

2. 8

4.​​2​bh

Step-by-step explanation:

5(2x+y)=15

2 Divide both sides by 55.

2x+y=\frac{15}{5}2x+y=

​5

​

​15

​​

3 Simplify  \frac{15}{5}

​5

​

​15

​​   to  33.

2x+y=32x+y=3

4 Subtract yy from both sides.

2x=3-y2x=3−y

5 Divide both sides by 22.

x=\frac{3-y}{2}x=

​2

​

1. ​3−y

​​ 2. 8

2.Add 2y2y to both sides.

x=-8+2yx=−8+2y

2 Regroup terms.

x=2y-8x=2y−8

You might be interested in
A baseball has a diameter of 3.7 inches. Find the volume of the baseball. Round the answer to the nearest tenth. Use 3.14 for pi
ExtremeBDS [4]

Answer:

Volume is about 26.5 in^3

Step-by-step explanation:

The volume = 4/3 pi r^3   where r = the radius.

the radius = 1/2 diameter =  1/2 * 3.7  = 1.85 ins.

So V = 4/3 * 3.14 * 1.85^3

= 26.5084

7 0
3 years ago
During the spring, when the snow and ice melt in the Inka Binka Mountains, it causes the Habooka River to rise. If the river ris
stepladder [879]

Answer:

6 centimeters per day

Step-by-step explanation:

Since there are 7 days in one week, 42 cm divided by 7 days will equal to the answer 6 centimeters per day.

5 0
2 years ago
What is the area of the base.(area=6 square in.x 5 in.
Murljashka [212]

Answer:

30 square inch

Step-by-step explanation:

area \: of \: base = 6 \times 5 = 30 \:  {inch}^{2}  \\

6 0
3 years ago
Helen Weller invested 10,000 in an account that pays 3% simple interest. how much additional money must be invested in an accoun
Naddika [18.5K]

Answer:

3% is 300 in intrest

6% is 600 in intrest

4% is 400 in intrest

Step-by-step explanation:

4 0
3 years ago
A pet supply store sells a 20-pound bag of dog food $23.44. find the unit price what is the error of 20 divided by 23.44=.85
dimulka [17.4K]
23.44 / 20 = 1.172 rounds to 1.17 per lb <== this is cost per lb...this is telling u how much each lb of dog food costs

20 / 23.44 = 0.85....this is lbs per dollar....this is telling u that u r getting 0.85 lbs for a dollar
4 0
3 years ago
Other questions:
  • A standard working day is 8 hours. If you were to work 125% of a normal day, how many total hours would you work?
    9·2 answers
  • you have 33 marbles. Besides 1 group of 33 marbles, is it possible to divide the marbles into groups with the same number of mar
    7·2 answers
  • Help pleas, i’m fr lost
    13·1 answer
  • What is the value of h????
    9·1 answer
  • What is (x) in this problem 3/5=(-x)+1
    13·1 answer
  • The sales tax in your city is 4.4% and an item costs $3 before tax.How much tax would you pay on that item?
    6·2 answers
  • Which system of linear inequalities is represented by the graph?
    11·2 answers
  • Find the surface area of the figure below.
    6·1 answer
  • Find the volume of the Canada post mailbox shown below.
    6·1 answer
  • PLEASE HELP ASAP!!!! I WILL GIVE BRAINLIEST
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!