1answer.
Меню
Ask question
Login
Signup
Ask question
Menu
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
Helen
[10]
3 years ago
6
I don't know what to do ?
Mathematics
Answer
Comment
Send
2
answers:
ladessa
[460]
3 years ago
5
0
Let x = mary's age
let 3x = mike's age
3x=2x+4 subtract 2x from both sides
x=4
Mary is 4 years old.
Brainliest would be appreciated :)
Send
Yuri
[45]
3 years ago
3
0
Enable M = Mary's age now So Mike's age is 3M 3M + 4 = 2 (M + 4) = 2M + 8 Now, subtract 2M from the two factors. then you definitely have: M + 4 = 8 or M = 4 examine: Mike is now 12. In 4 years, Mary would be 8 and Mike would be sixteen.
Send
You might be interested in
The points (3, 0), (x,0) , (x, 1/x2) , and (3, 1/x2) are the vertices of a rectangle, where x≥3, as shown in the figure above. F
Strike441 [17]
Answer:
75 and 76
Step-by-step explanation:
4
0
2 years ago
-2c+22=10
leva [86]
Answer:
The answer is that c = 6
Step-by-step explanation:
4
0
2 years ago
Find the missing length. The triangles in each pair are similar.
pshichka [43]
Can you please take a picture of the question?
5
0
2 years ago
Please help me , please
Tatiana [17]
Answer:
c is correct
Step-by-step explanation:
5
0
2 years ago
What is the probability of 15 people having the same birthday
Paladinen [302]
Answer:
1 out of 15
Step-by-step explanation:
7
0
2 years ago
Other questions:
Calculate the following equation: 7 subtract 2/4
10
·
2 answers
987mm is equal to how many cm (show work)
9
·
2 answers
3 times 80,000,00 equal what
9
·
2 answers
Write an integer to describe a loss of 15 yards
15
·
2 answers
There are 525 pages in a book. Julia and Kim round the number of pages to the nearest ten. Julia says it is 520. Kim says it is
13
·
1 answer
Please help with this simple question!!!
8
·
1 answer
How to simplify 20x+10-13=
15
·
1 answer
Question 1 (1 point)
5
·
1 answer
The ratio of the heights of two similar cylinders is 1:3. If the volume of the smaller cylinder is 67cm^3, find the volume of th
15
·
2 answers
Ry
11
·
1 answer
×
Add answer
Send
×
Login
E-mail
Password
Remember me
Login
Not registered?
Fast signup
×
Signup
Your nickname
E-mail
Password
Signup
close
Login
Signup
Ask question!