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
Snezhnost [94]
3 years ago
14

A bag contains yellow marbles and blue marbles, 23 in total. The number of yellow marbles is 7 less than 2 times the number of b

lue marbles. How many yellow marbles are there? Please help its due really soon!
Mathematics
1 answer:
steposvetlana [31]3 years ago
3 0

Answer:

b=10, a=13

Step-by-step explanation:

let s number of yellow = a

number of blue = b

we have

a+b =23

2b - a = 7

->a+b +2b -a = 23+7

-> 3b = 30

->b = 10

->a = 13

You might be interested in
PLEASE HELP!<br> Solve this literal equation! ax + b = c for a
Alika [10]

Step-by-step explanation:

a equals c over x minus b over x

3 0
3 years ago
$460, 2.5%, 4 years pleas help me this is due today!
Lyrx [107]

Answer:

Intrest earned: $46

Step-by-step explanation:

I = prt

$460 x 0.025 x 4 = $46

7 0
3 years ago
Write an equation of the line that passes through (-3,3) and is perpendicular to the line 2y = 8x - 6​
Aliun [14]
Y=4x-3
M of new line = -1/4

y=(-1/4)x+b
3=(-1/4)(-3)+b
3=(3/4)+b
b=9/4

y=(-1/4)x+(9/4)
3 0
3 years ago
What percent of 3 upon 5 is 1 upon 25?​
vfiekz [6]

Answer:

3/5/100*1/25

=3/20*1/25

=3/500

3 0
3 years ago
Faith invested $81,000 in an account paying an interest rate of 2\tfrac{3}{8}2 8 3 ​ % compounded continuously. Owen invested $8
mars1129 [50]

Answer:633

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Other questions:
  • The bottom of the ladder rests on a horizontal flat surface and the top of the ladder rests against a wall. The ladder makes an
    12·1 answer
  • Solve for X:<br><br> -7x -1 = -9x -17
    10·1 answer
  • I have 6 apples in a bag. what is the probability i will draw a worm out of the bag. 
    12·1 answer
  • IMG_9606.JPG Help on all of it plzz
    8·1 answer
  • Explain how you did it!
    15·1 answer
  • Plz help with numbers 3 and 4 !!
    10·2 answers
  • Can anyone help me please I really need help.
    13·1 answer
  • The original price of the skis were $580 but the store was having a 25 percent off sale what was the new cost of the skis
    7·1 answer
  • What is the z-score with a confidence level of 95% when finding the margin of error for the mean of a normally distributed popul
    12·2 answers
  • Kimai is making blankets for charity. In order to determine how many hats she can make per hour, she created 3/5 of the hats in
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!