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
Elenna [48]
2 years ago
5

Equation 1: 5x + 3y=8 equation 2: 4x + 7y= 34 9x-10y=42 true

Mathematics
2 answers:
jarptica [38.1K]2 years ago
8 0

Answer:

true

Step-by-step explanation:

5x + 4x = 9x

3y + 7y = 10y

8 + 34 = 42

stepan [7]2 years ago
3 0

Answer:

False

Step-by-step explanation:

5x+3y=8

4x+7y=34

Then:

5x+4x+3y+7y=9x+10y

9x+10y=43 not 9x-10y

You might be interested in
Write an equation that is proportional.
maksim [4K]

Answer:Learn how to write a proportional equation y=kx where k is the so-called "constant of proportionality".

Step-by-step explanation:

https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-ratio-proportion/cc-7th-equations-of-proportional-relationships/v/equations-of-proportional-relationships#:~:text=Learn%20how%20to%20write%20a,called%20%22constant%20of%20proportionality%22.

5 0
3 years ago
Which number sentence is an example of the identity property of addition?
Vilka [71]

Answer:

the top one

because identity of addition is adding 0

6 0
3 years ago
What is the classification for this polynomial?<br> u^2 v^3 w
andrew11 [14]

Answer:

A...

Step-by-step explanation:

Not completely sure. :<

5 0
2 years ago
In surveying families with pets, 5 out of 7 families owned a dog. If 35 families had dogs, how many families were surveyed?
Sliva [168]
Hello There!

Follow these steps:
35/5 = 7
7 x 7 = 49
35 out of 49 families owned a dog.
49 families were surveyed.

Hope This Helps You!
Good Luck :) 

- Hannah ❤

5 0
3 years ago
Which is bigger:<br> 3/8 or 0.38.<br> Can you tell me how to work it out?please!
Usimov [2.4K]
You do 3 x 8 / 100 to work out 3/8 as a decimal. So its 0.24. 0.38 is bigger
7 0
3 years ago
Other questions:
  • Which proportion can be used to determine the number that is 15% of 30?
    12·1 answer
  • Help me ASAP I need a math equation for this someone pls pls pls help me I don’t get it
    7·2 answers
  • I need help with this, please!
    10·1 answer
  • BRAINLIEST!! PLEASE HELP ME OUT WITH THIS!:)​
    7·1 answer
  • WILL GIVE BRAINLIEST!!
    9·1 answer
  • HELP ME PLEASEE ASAP!!!! PLEASEE
    9·1 answer
  • 4x-5y+30=0 in slope-intercept form
    15·1 answer
  • Naomi can run 12 miles in 108 minutes. She is thinking about running in two different races, a 9-mile race and a 13-mile race. A
    15·1 answer
  • Please help me solve this.<br> 15x+8=-2+14x
    9·1 answer
  • Help me plz AND PLZ NO LINKS
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!