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
kaheart [24]
3 years ago
13

Solve the simultaneous equation 5x-4y=10. X+2y=9

Mathematics
1 answer:
professor190 [17]3 years ago
4 0

Step-by-step explanation:

<h2>using ELIMINATION method</h2>

10x-8y=20

4x+8y=36

14x=56

x=56/14

x=4

<h3>NOW FOR Y.</h3>

10(4)-8y=20

40-8y=20

-8y=20-40

-8y=-20

y=-20/-8

y=2.5

<h2>MARK ME BRAINLIEST PLS!!</h2>
You might be interested in
What be is thw word for a number a variable or a product of a number and one or more variables
Xelga [282]

is the question multiple choice? if not I'd go with absolute value


3 0
4 years ago
Unfinished lumber is sold in units called board feet . A board foot is the volume of lumber contained in a board 1 inch thick 1
nasty-shy [4]
<span>The answer is 144 hope it helped

</span>
6 0
4 years ago
there are 153 millimeters of juice in one carton. a three pack of juice boxes contains a total of 459 millimeters. estimate, and
Rus_ich [418]
1 juice boxes = 153 millimeters

459 ?
3 juice boxes = 459 millimeters
5 0
4 years ago
15+3x=45 solve the equation​
inna [77]

Answer:

x= 10

Step-by-step explanation:

45-15=30

30/3=10

3 0
4 years ago
Which expression has both 8 and n as factors?<br> 8n<br> 8n<br> 8-n<br> 8 + n.
anastassius [24]

Answer:

8n

Step-by-step explanation:

8n is the factor of both 8 and n. in the following question.

Factor ⇒ If a number, that use to divide another number and we get zero as a remainder, the number is called the factor of another number.

In this question, 8n is divided by both 8 and n and also we get zero as a remainder.

Therefore, 8n is the factor of both 8 and n .

5 0
4 years ago
Other questions:
  • An experiment consists of randomly drawing one marble from a bag containing 7 purple, 4 blue, and 3 green marbles. what is the p
    9·1 answer
  • How do you simpilify the complex fraction 5/6 over 1 1/4
    14·1 answer
  • The perimeter of a rectangular field is 362 m. If the width of the field is 83 m, what is it’s length?
    11·1 answer
  • Shelly is going shopping at the mall to buy 3 pairs of shoes. She has a coupon for $2 off per pair of shoes after buying the fir
    5·2 answers
  • Joana spent $145 on groceries and after tax the final amount was $156.6. What was the tax rate​
    6·1 answer
  • Mark's computer weighs 35.769 pounds. What is the weight of his computer rounded to the nearest hundredth?
    13·2 answers
  • CAN someone PLZ help !?
    6·1 answer
  • Find the area of the figure.<br> 6 in.<br> 6 in.<br> 8 in.<br> 4 in.<br> 10
    5·2 answers
  • The answer please! I mean Ik it’s simple but I’m just not clever
    9·2 answers
  • Select all radical expressions that are equivalent to...
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!