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
ra1l [238]
2 years ago
14

Solve systems by substitutions y=x + 10 y= -6x-18

Mathematics
1 answer:
lbvjy [14]2 years ago
8 0

x + 10 = - 6x - 18

7x = - 28

x = - 4

and y = - 4 + 10 = - 6

You might be interested in
If you save $125 each week for one year, how much will you be able to save? There are 52 weeks in one year.
statuscvo [17]

Answer:

You will save 6,500

Explanation:

There are 52 weeks in one year multiply 52 times 125

5 0
3 years ago
Suppose the system of linear equations has infinitely many solutions. What is the value of y for the second equation?
Otrada [13]
I believe it would be 4

This is because when divided by 3, 3x+12y=3 turns into x+4y=3
6 0
3 years ago
Read 2 more answers
If Dora was born in 1981 and her son was born 25 years after that what is an equation that could help solve that
Gnom [1K]
1981+25
Since she was born in the year 1981, and her son was born 25 years later so you add 25
4 0
3 years ago
Read 2 more answers
What single decimal multiplier would you use to decrease by 19% followed by a 17% decrease?
krok68 [10]

Answer:

0.81 & 0.83

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
h.) How many different ways can Johnny place an algebra book, a geometry book, a chemistry book, an English book, and a health b
Nady [450]

Answer:

5!

Step-by-step explanation:

take algebra book. it can be placed first or 2nd or 3rd or 4th or last. so 5 different ways. but geometry book will be arranged in 4 ways, since algebra book is already arranged.

5p5

5!/0!= 5! = 120

7 0
2 years ago
Other questions:
  • A clipboard costs $2.23. It costs $0.58 more than a notebook. Lisa bought two clipboards and one notebook. She paid with a ten d
    15·1 answer
  • How can I get Y result?<br>5y+38 = 180
    6·2 answers
  • ASAP brainiest???????
    9·1 answer
  • Write out 51,371,310
    10·2 answers
  • Help me please <br> i need help lol
    5·1 answer
  • The value of the function y= (3/5)t decrease by what percentage of t increases by 1 unit
    10·1 answer
  • The sum of 69 and 42 is five more than the difference of 146 and a number. Calculate the value of the unknown number.
    8·1 answer
  • What is the answer I have no clue
    11·1 answer
  • Which equation is equivalent to 12x + 15 = 36?
    10·2 answers
  • Help. will give brainliest. please hurry!!! &lt;3
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!