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
S_A_V [24]
3 years ago
15

Matthew is 7 years older then twice the age of his sister. If Matthew is 13, how old is his sister? (NOT SUBTRACTION,ITS MUCH MO

RE)
Mathematics
1 answer:
Nadusha1986 [10]3 years ago
4 0

S = sisters ages

M =2S +7

M=13

13 = 2S+7

subtract 7 from each side

6 = 2S

divide by 2

3=S

sisters age is 3


You might be interested in
Please help ASAP
gtnhenbr [62]

Put the value of x = -2 to the equation of the function y = -4x + 3:

y = -4(-2) + 3 = 8 + 3 = 11

<h3>Answer: A. (-2, 11)</h3>
3 0
3 years ago
What is 3/ 4 of 6 / 7?
Vika [28.1K]
3/4 of 6/7.    The of means multiplication.

= 3/4  *  6/7.  2 into 4 is 2 and 2 into 6 is 3.
 = 3/2 * 3/7    No other number can divide, so we multiply out.
=9/14

That's the answer.
6 0
3 years ago
Read 2 more answers
An artist purchased 24 high quality canvases to be used for painting this fall. Each week she will allow herself to use three of
Nadusha1986 [10]

Answer:

<u><em>canvases over weeks </em></u>

<u><em> </em></u>

<u><em>Step-by-step explanation: </em></u>

<u><em> </em></u>

<u><em>Given: </em></u>

<u><em> </em></u>

<u><em>w(h) represents how many hours per week </em></u>

<u><em> </em></u>

<u><em>c(t) approximates how many canvases she paints per hour </em></u>

<u><em> </em></u>

<u><em>In function composition, if we have two function f(x) and g(x) then </em></u>

<u><em> </em></u>

<u><em>(f.g)(x) or f(g(x)) means first apply g(), then apply f() i.e. applying function f to the results of function g. </em></u>

<u><em> </em></u>

<u><em>Now we have c(w(h)), this means first we apply w(h) which will give us hours per week and then we'll apply function 'c' on the results of 'w' (that is number of hours for weeks painted). As result we'll get number of canvas </em></u>per week!

8 0
3 years ago
What are the dimensions of the base of the pyramid?
aleksley [76]

Answer:

C

Step-by-step explanation:

its a wild guess because you didn't add a picture or anything to show the  pyramid

4 0
3 years ago
What is the LCD of 2<br> −1<br> and 3<br> +1<br> ?
bezimeni [28]

Answer:

Step-by-step explanation:

What is the least common denominator of 1/3 and 1 2?

The denominator of the largest piece that covers both fractions is the least common denominator (LCD) of the two fractions. So, the least common denominator of 12 and 13 is 6 .

3 0
3 years ago
Other questions:
  • Determine the slope from the graphs
    12·1 answer
  • If a hot dog cost $2.99 and 7% tax how much is one hot dog
    10·2 answers
  • When 40% of a number is added to the number the result is 210 what is the number
    7·1 answer
  • Consider the function f(x)=−3/4x+1
    6·1 answer
  • More Help on math questions?
    15·2 answers
  • Precalculus PLEASE HELP Math
    9·1 answer
  • What are the numbers from least to greatest -8 1/2, -4 1/2, -10 1/2, 4 1/2
    13·2 answers
  • I GIVE YOU CHALLENGE TO ANSWER THIS Question PLEASE HELP ME!!!!!!!!!Janet works at a jewelry store weighing different stones and
    10·1 answer
  • Need this answered ASAP
    11·1 answer
  • A company rents moving trucks for $45 plus $0.75 per mile. write an equation that relates the cost C and the miles driven, x. Ca
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!