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
Vinvika [58]
3 years ago
13

Find the solution of this system of equations. -x - 5y= 30, 10x + 5y= -75

Mathematics
1 answer:
madreJ [45]3 years ago
7 0

Answer:

x=-5, y=-5. (-5, -5).

Step-by-step explanation:

-x-5y=30

10x+5y=-75

------------------

9x=-45

x=-45/9

x=-5

-(-5)-5y=30

5-5y=30

5y=5-30

5y=-25

y=-25/5

y=-5

You might be interested in
What is equivalent to 8(2x-4)
USPshnik [31]

Answer:

16x - 32

Step-by-step explanation:

8 times 2x

8 times 4

5 0
3 years ago
Read 2 more answers
I neeeeeddd help! super easy math! 20 points!!!!!!
vaieri [72.5K]

Answer:

64

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Put 97.69 in word form
IceJOKER [234]
Ninety seven and sixty nine hundredths
4 0
3 years ago
Read 2 more answers
Enter the unknown value that makes this statement true: ___% of 540 is 180
seropon [69]

Answer:

33.3

Step-by-step explanation:

3 0
2 years ago
Verify the trigonometric identity. convert the left side of the relationship to look like the right side.
Tomtit [17]

Answer:

Verified

Step-by-step explanation:

Use \tan{x}=\frac{\sin{x}}{\cos{x}}  , \sin^2{x}+\cos^2{x}=1 and \sec{x}=\frac{1}{\cos{x}}

LHS=\tan^2{x}+1=\frac{\sin^2{x}}{\cos^2{x}} + 1=\frac{\sin^2{x}+\cos^2{x}}{\cos^2{x}}=\frac{1}{\cos^2{x}}=\sec^2{x}=RHS

5 0
2 years ago
Other questions:
  • Find the length of the altitude drawn to the hypotenuse. The triangle is not drawn to scale.
    10·1 answer
  • Find the vertex, focus, and directrix. y = 1/24(x+1)² - 3. 
    13·2 answers
  • The tax rate is 3.9%. What is the tax on $42?
    8·2 answers
  • Round this number to two significant figures. 8,468
    8·2 answers
  • What is 5 didvdied by 5836?
    7·2 answers
  • Buddy guy!!, has anyone noticed that mos thanks have bats literally lots of there names r like dome7
    5·1 answer
  • There are 16 mangoes in a basket. They are only only julie and East Indian.if you take out a Julie and replace it with an East I
    15·1 answer
  • !! WILL MARK BRAINLIEST!
    13·1 answer
  • A 36-foot guy wire is attached to a utility pole to provide support for the pole. The wire forms a 60° angle with the ground. Ho
    9·1 answer
  • Determine the measure of the missing angle.
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!