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
Rasek [7]
3 years ago
14

-2a - 9 equals 6a plus 15 please answer as fast as you can

Mathematics
2 answers:
Anna35 [415]3 years ago
5 0
Ok ready here we go -2a-9=6a+15 +2a. +2a -9=8a+15 -15. -15 -24=8a -24/8=a Good luck
kolbaska11 [484]3 years ago
4 0
-2a-9=6a+15\ \ \ \ \ |add\ 9\ to\ both\ sides\\\\-2a=6a+24\ \ \ \ \ \ |subtract\ 6a\ from\ both\ sides\\\\-8a=24\ \ \ \ \ \ |divide\ both\ sides\ by\ (-8)\\\\\boxed{a=-3}
You might be interested in
1. What is the value of the expression 363*)?<br> d. 27<br> a.10<br> c. 19<br> b. 15
sergij07 [2.7K]

Answer:

d

Step-by-step explanation:

363 is a multiple of 3 but not of any other numbers

and 27 is the only other multiple of three that is not also a multiple of five

4 0
3 years ago
What is the value of x?<br><br> 3<br> 4<br> 6<br> 8
bekas [8.4K]
The longer sides of the rectangles should be the same value, so we can make the lower part of the equation equal to 18, which is 4.
We can even find the y value by making it equal to 10, which is 3.
8 0
4 years ago
Read 2 more answers
Why do we use variables in math?
Phoenix [80]

Answer:

We use it to substitute an unknown number. We have a variable for a number we don’t know and as we solve the problem we can find the answer for the variable or unknown number.

Step-by-step explanation:

I hope it helps! Have a great day!
Anygays-

8 0
2 years ago
Read 2 more answers
65.877 rounded to the nearest 10th
Kitty [74]
The answer is 65.9 because the place right after the decimal is the tenths place
5 0
3 years ago
(7x-3) = (12x-7) solve for x
laiz [17]
7x - 3 = 12x - 7
-3 + 7 = 12x - 7x
4 = 5x
x = 4/5
3 0
4 years ago
Read 2 more answers
Other questions:
  • X is an acute angle.Find the value of x in degrees<br> Tan(x)=1
    10·1 answer
  • Use the drop-down menus to choose steps in order to correctly solve 6n+9=−3n−21−6 for n.
    5·1 answer
  • Please help me.
    7·1 answer
  • What is value of x?<br><br> Enter your answer in the box.<br><br> x =
    11·2 answers
  • Carlos owns and operates a food truck where he makes and sells tacos. Yesterday, he sold $66.75 worth of tacos during lunch hour
    15·2 answers
  • Brian’s family drinks a gallon of milk in 3 days. How much milk does his family drink in 5 days? The proportion for this situati
    10·2 answers
  • Combining Volume Help<br><br> What #'s do I multiply to find the volume
    12·1 answer
  • Jason owns a food truck that sells tacos and burritos. He sells each taco for $4.75 and
    8·1 answer
  • Do not send pdfs or links answer correctly for brainliest
    7·1 answer
  • Luis ordenó sus lápices de colores 1/5 de ellos lo guardo en una caja de 2/3 en otra, el resto que son 14 los puso en su cartuch
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!