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
Artyom0805 [142]
4 years ago
10

8y=28-4x 6x+8y=6 find the solution to the system of equations

Mathematics
1 answer:
sesenic [268]4 years ago
8 0

first equation equivalent to

4x+8y=28

substract with second equation

-2x=22

divide with -2

x=-11

substitute to first equation

8y=28-4(-11)

8y=72

divide with 8

y=9

so the solution is (-11,9)

You might be interested in
Expand and simplify (6e - 6)(4e + 8).
vesna_86 [32]

Answer:

24 {e}^{2}  + 24e - 48

3rd answer is correct

Step-by-step explanation:

(6e - 6)(4e + 8) \\ 6e(4e + 8) - 6(4e + 8) \\ 24 {e}^{2}  + 48e - 24e - 48 \\ 24 {e}^{2}  + 24e - 48

Hope this helps you.

Let me know if you have any other questions :-):-)

3 0
3 years ago
What is the length of bc
Nookie1986 [14]

Answer:

The length of BC is 17.

Step-by-step explanation:

From the given figure ∠ B = ∠C

It means that AB = AC

i.e. 2 x - 8 = x + 9

     2 x - x = 8 + 9

     x = 17

3 0
3 years ago
Which of the following is an irrational number ??
Anna71 [15]
The answer is the 2nd choice
5 0
3 years ago
Read 2 more answers
Find the approximate side length of a square game board with an area of 179in ^2.
zysi [14]
<h3><u>Given</u><u>:</u><u>-</u></h3>

Area of a square game board = 179 inches ²

<h3><u>To</u><u> </u><u>be</u><u> </u><u>calculated</u><u>:</u><u>-</u></h3>

Calculate the side of given square game board.

<h3 /><h3><u>Formula</u><u> </u><u>applied</u><u>:</u><u>-</u></h3>

Area of square = ( Side )²

<h3><u>Solution</u><u>:</u><u>-</u></h3>

We know that,

Area of square = ( Side )²

★ Substituting the value in the above formula, we get :

=> 179 = ( Side )²

=> Side = √179

=> Side = 13.37 inches ( approx )

7 0
3 years ago
Read 2 more answers
Solve 3√x+3=15 please show work
zavuch27 [327]
Divide both sides by 3
\sqrt{x+3}=5

Square both sides
x+3=25

Simplify and solve
x=22
3 0
3 years ago
Other questions:
  • What is the x-value of the solution to this system of equations? x = 2y − 4 7x + 5y = -66
    13·1 answer
  • Multiplying an even number of negative numbers gives an answer that is ______________ choose from:
    7·2 answers
  • Make a mapping diagram for the relation. {(-3, 1), (0, 6), (3, 2), (5, -1)} A. B. C. D.
    15·1 answer
  • What is every true proportion?
    13·1 answer
  • Five friends share 6 cheesecakes equally. How many cheesecakes will each friend get?
    10·2 answers
  • Find the value of x and y.<br> 60°<br> 6
    10·2 answers
  • 13. Find the measure of angle ABC. B 8x 6x 6x A С​
    10·1 answer
  • On which number line do the points represent negative seven and one over two and +1?
    10·1 answer
  • Follow the steps to solve for the variable in this two-step equation:
    9·1 answer
  • Three fourth of the students and an additional 18
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!