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
almond37 [142]
3 years ago
5

Find two numbers a and b whose sum a+b is −3, and whose difference a−b is −7.Your answer is

Mathematics
1 answer:
Shkiper50 [21]3 years ago
8 0

Answer:

a = -5

b = 2

Step-by-step explanation:

a+b=-3

<u>a-b= -7</u>              +

2a  = -10

a = -10/2

a = -5

a + b = -3

-5 + b = -3

b = -3 + 5

b = 2

You might be interested in
Eighty less than three times a number?
Ivan

Answer:

30 x 3 - 80 is 10

Step-by-step explanation:

5 0
2 years ago
Read 2 more answers
2x + x + x + 2y × 3y × y​
Vilka [71]

Answer:

\large\boxed{4x+6y^3}

Step-by-step explanation:

2x+x+x+2y\times3y\times y\\\\=(2x+x+x)+(2y\times3y\times y)\\\\=4x+(2\times3)(y\times y\times y)\\\\=4x+6y^3

5 0
3 years ago
Help me solve this problem please
mel-nik [20]
It’s only a vertical angle
7 0
2 years ago
Evaluate this. <br><br> SHOW FULL WORK!!!
faust18 [17]
Hi there!

2³ [ (15 - 7) × (4 ÷ 2) ] = 8 [ 8 × 2 ] = 8 × 16 = 128

Hence,
The required answer is 128

~ Hope it helps!
4 0
3 years ago
Read 2 more answers
Which value of x makes the equation 1.25(6x - 20) = 50 true?
bixtya [17]
D. X = 10

6x-20= 40

6x=40+20

6x=60

X=10
4 0
3 years ago
Other questions:
  • Find the surface area of the cylinder in terms of pi.<br><br> Height = 8 in<br> Diameter = 4in
    5·1 answer
  • For any normal distribution, the probability of randomly selecting a z-score less than z = 1.40 is p = 0.9192.
    7·1 answer
  • To find the absolute value of a number find the distance from zero and write the distance as a
    10·2 answers
  • Point H is between points L and S. LS = 14x -21 LH = 15 HS = 8x What is the length of segment LS?Immersive Reader (5 Points)
    7·1 answer
  • Solve the system of equations.
    13·1 answer
  • PLEASSEEEE HELPPPP!!!!!
    15·1 answer
  • Nine people are evenly sharing 13 burgers.<br> How many burgers should each person get?
    9·2 answers
  • Out of 180 music lovers, it was founded that 95 liked folk songs, 80 liked modern songs and 35 did not like the both types of so
    13·2 answers
  • A factory creates 80 kilograms of steel in 1 hour. How many kilograms does the factory make in 4 hours?
    12·1 answer
  • Answer these please tell me <br> 1. What the error was<br> 2. How can U check ur answer
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!