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
Mila [183]
3 years ago
13

-7a-10=20-3a please show work help

Mathematics
1 answer:
olga_2 [115]3 years ago
7 0
-7a-10=20-3a

Combine like terms:
-4a -10 = 20
-4a = 30

Solve for a:
a =  -\frac{30}{4} = -7.5

Your answer: a = -7.5
You might be interested in
Can anyone help me with this dont answer if you dont no what it is and no deleting answers
Mkey [24]
The answer to this question is the second choice, jessica bought 1/4 more than derek

6 0
2 years ago
A cow gives milk of 5 litres daily. How much milk will the cow give in 5 days?​
soldier1979 [14.2K]

Answer:

25 litres

Step-by-step explanation:

1 day = 5 litres

5 days = 25 litres

7 0
2 years ago
Read 2 more answers
4. At $2.329 per gallon for regular
rosijanka [135]

Answer:

$20.47

hope that's right.

7 0
3 years ago
Read 2 more answers
Four freinds share 10 cookies equally. How many cookies does each freind get?
astraxan [27]
2 and a half cookies each
6 0
3 years ago
Read 2 more answers
At an assessment 7 out of the first 10 students where the first to enter the gym were carrying a backpack. Based on the informat
PSYCHO15rus [73]
The answer is 490 because 70% is the 7 out 10 students
4 0
3 years ago
Other questions:
  • Assume you are in a city that is arranged in square blocks, like a coordinate plane, and you are looking at a map. Explain how t
    11·1 answer
  • Please answer this correctly without making mistakes
    5·2 answers
  • Please answer as soon as possible thank you
    12·2 answers
  • Solve 2a − 5d = 30 for d
    11·2 answers
  • The Fenwick family filled their new in-ground swimming pool with 75,700 liters of water. One gallon of water is about 3.785 lite
    9·1 answer
  • Which function in vertex form is equivalent to f(x) = 4 + x2 – 2x?
    14·2 answers
  • What are the vertices of angle A’B’C’ if angle ABC is dilated by a scale factor of 2?
    15·1 answer
  • In a bag of mini candy bars, 40% of the candy bars are Snickers. There are 120 Snickers in the bag. How many total mini candy ba
    13·1 answer
  • 3 is an element in the domain of the function g(x)= -2x - 4 . What is the corresponding element in the range?
    14·1 answer
  • Alex is 1.3 meters tall. His brother, Raul, is 0.6 times as tall as Alex. How tall is Raul?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!