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
OlgaM077 [116]
2 years ago
8

Show that (2,1) is a solution of the system of equations

Mathematics
1 answer:
almond37 [142]2 years ago
3 0

Answer: (2,1)

Step-by-step explanation:

You might be interested in
Systems of equations, solve by substitution please!<br> x + 7y = -37<br> 4x - 3y = 7
Svetradugi [14.3K]
Answer:

1. x = -37 - 7y

2. x = 7+3y/4


​​
5 0
2 years ago
Read 2 more answers
Click on file! please help, thank you!! &lt;3​
Elden [556K]
15+3x-4+6x= 9x+11 add 6+3 then subtract 15-4

3y-4x+8x-y= 4x+2y add -4+8 then subtract 3-1

5x+8x+10x-3x= 20x Add 10+5+8 to get 23 then subtract 3
7 0
2 years ago
Please help I will give brainlyiest fast please help fast
lana [24]

Answer:

  • A. 49.

Step-by-step explanation:

<u>Given equation:</u>

  • -11 2/3 * (-4 1/5)

<u>Simplify, then solve:</u>

  • -11 2/3 * (-4 1/5)
  • = -35/3 * (-21/5)
  • = \frac{-35 * (-21)}{3 * 5}
  • = 735/15
  • = 49.

Your answer is A. 49.

5 0
2 years ago
Let A = {1, 2, 3, 4, 5}, B = {1, 3, 5, 7, 9, 11} and U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15},
SVETLANKA909090 [29]

Answer:

a

Step-by-step explanation:

a=(2,4)

c=(1,3,5)

d=(1,2,3,4,5,7,9)

6 0
3 years ago
The area of an rectangle is 750 square centimeters. If the base is 50 centimeters, what is the height? Remember - the formula to
elena-14-01-66 [18.8K]

Answer:

The answer is C. or 15 cm

Step-by-step explanation:

50 cm x 15 cm= 750 cm

Multiply 50 centimeters by 15 centimeters to get 750 centimeters

6 0
3 years ago
Other questions:
  • Factor each polynomial r^3+3r^2-54r
    6·1 answer
  • What is the value of n when 8n - 8 = 6n+ 6
    10·1 answer
  • Question: “Find the range and interquartile range if the following data”
    13·1 answer
  • Hi guys! Does anyone know how to get access to spanish help? Thanks!
    9·2 answers
  • The table below show the approximate population of Virginia for 5 years. What is the
    13·1 answer
  • - ALGEBRA In the figure, line m is
    15·1 answer
  • The marked price of a radio is 25 % above the selling price and the cost price is
    9·1 answer
  • I need an explanation as to why the other three are wrong aswell
    5·1 answer
  • K(n) =4n + 1; find k(-7)
    15·1 answer
  • 24.783 is what percent of 75.1
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!