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
Kamila [148]
3 years ago
12

A + c =150 9a + 6c = 1155

Mathematics
1 answer:
aalyn [17]3 years ago
6 0
a+ c =150\\
9a + 6c = 1155\\\\
a+c=150\\
3a+2c=385\\\\
-2a-2c=-300\\
\underline{3a+2c=385}\\
a=85\\\\
85+c=150\\
c=65


You might be interested in
ANSWER THIS CORRECTLY FOR BRAINLIEST!!!!<br><br> This is 8th grade<br> algebra btw
gulaghasi [49]

Answer:

V = 2143.57

Step-by-step explanation:

To find the volume of a sphere you need to use this formula:

V = \frac{4}{3}\pi r^{3}

r = radius

Solve:

You need the radius from the diameter. Divide 16/2 which is

8.

V = \frac{4}{3}(3.14) 8^{3}

V = 2143.57

7 0
2 years ago
Read 2 more answers
This table shows the daily high temperature, in Fahrenheit, for two cities for ten days. City A 90 85 84 85 80 82 83 85 89 82 Ci
Anni [7]

Since the person didn't write the answer choices they were:

A. On average, city A was warmer than city B.

B. The median and mode are different for city B.

C. The temperature range between the maximum and minimum values for city A is greater than the temperature range between the maximum and minimum values for city B.

D. The median is less for city A than for city B.

I believe it is A personally cause i took the test and got it right

7 0
3 years ago
Read 2 more answers
Is 5622 divisible by 4
Pani-rosa [81]
Well it's 1,405.5 so no
7 0
3 years ago
Read 2 more answers
Solve the system of equations by the substitution method.<br> y = 5x + 6<br> y=9x+7.
joja [24]

Answer:

(-1/4, 19/4)

Step-by-step explanation:

5x+6=9x+7

-4x=1

x= -1/4

y=5(-1/4) +6

y=19/4

3 0
3 years ago
Carlos made a wooden box in his scout group. The box was 8 inches high, 11 inches wide and 15 inches long. Which expression will
Mamont248 [21]

Answer:

D. 8 x 11 x 15

Step-by-step explanation:

lenght times width times height  is how you find volume

8 0
3 years ago
Read 2 more answers
Other questions:
  • Describe the dimensions of a triangular prism that has a surface area between 550 and 700 square inches?
    15·1 answer
  • Use mathematical induction to prove that if L is a linear transformation from V to W, then L (α1v1 + α2v2 +· · ·+αnvn)= α1L (v1)
    13·2 answers
  • Simplify <br>7b-2b+3b+4b
    10·2 answers
  • The lakeside tour bus traveled 490 miles on saturday and 225 miles on sunday. About how many more miles did it travel on saturda
    13·2 answers
  • If a = b + c and c __ 0, then a &gt; b.
    15·1 answer
  • SOMEONE PLEASE HELP ME!!!!! I NEED HELP ON CASE #3
    15·1 answer
  • Each of 6 students reported the number of movies they saw in the past year. This is what they reported:
    5·1 answer
  • 46 = -2(m + 7) + m <br><br> solve the equation
    6·1 answer
  • Plz help me with this!
    7·1 answer
  • Help please i need it
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!