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
Elodia [21]
3 years ago
7

6 = -4x + y -5x - y = 21 Please Help Fast!!!!!! Substitution

Mathematics
1 answer:
Vera_Pavlovna [14]3 years ago
5 0

Answer:

y = 4x + 6

-5x - 4x - 6 = 21

-9x - 6 = 21

-9x = 27

x = -3

y - 4(-3) = 6

y + 12 = 6

y = -6

(-3, -6)

You might be interested in
1 ) Tim earns $12.50 an hour cleaning houses. If he works from 8:00am to 2:00pm,
AVprozaik [17]

Answer:

$75

Step-by-step explanation:

First, we will find how many hours he worked. 8:00-12:00 is 4 hours, and 12:00-2:00 is 2 hours, so he worked a total of 6 hours.

Next, we have to multiply the hours worked by his hourly wage.

12.50*6=75

8 0
3 years ago
Read 2 more answers
Mr Daniels is organizing a class field trip on a budget of $900.The bus rental costs $600. Mr.daniels will also buy tickets that
solmaris [256]
600 + 9.5x (less than or equal to) 900

600 fixed amount
9.5 is the variable changing amount and differs among number of students taken
8 0
3 years ago
Read 2 more answers
For each mile Jason runs Megan runes 1/4 mile farther if Jason ran 6 miles how far did Magen run ?
fenix001 [56]
Let, Jason = J and M = Megan

M = J(1 + 1/4) 

So putting 6 where J is and solving:
<em>M = 6(1 + 1/4)
</em><em>M= 7.5</em>

When Jason runs 6 miles Megan runs 7.5
<span />
4 0
3 years ago
Read 2 more answers
Which term describes a fraction that has a variable or variable expression in its numerator, its denominator, or both?
inna [77]
<span>The right answers is B. Rational expression.

This is true given that the statement establishes a term that describes a fraction that has a <em>variable or variable expression</em> in its numerator, denominator or both, that is, this is the concept of the quotient of two polynomials called rational expression. Finally, we can get the following rational expressions that matches with this concept, namely:

</span>(1) \ \frac{1}{x} \\ \\ (2) \ \frac{2x-1}{x+1} \\ \\ (3) \ \frac{x^{2}-1}{x^{2}+1}<span>
</span>
6 0
3 years ago
Read 2 more answers
There is 1 box of plain yogurt with 18 yogurt cups. There are 4 boxes of fruit yogurt each with c yogurt cups. Represent this si
Anna35 [415]
Hope this helps :D
(The number or letter written inside is the number of cups)

3 0
3 years ago
Other questions:
  • I don’t understand the question ! Plz help me !
    12·1 answer
  • Susan threw a softball 42 yards on her first try and 51 1/2 yards on her second try.
    14·2 answers
  • Nine less than two times a number is no less than the sum of five times the number and two
    10·1 answer
  • The graph of the function f(x) is shown below.
    15·1 answer
  • Wat is .54 as a fraction?
    10·2 answers
  • Find the volume of a rectangular prism with the following dimensions.
    11·2 answers
  • Christian is starting his own business and last week it cost him $10.38 to ship 6 pounds of merchandise to his customers. His bu
    13·2 answers
  • In 2015, Ed spent $800 buying lunches. In 2017, he spent $550 buying lunches. What was the rate of change from 2015 to
    11·1 answer
  • If a sequence is 0,1,1,2,3,5 what is the 11th number in the sequence?
    15·1 answer
  • Please answer asap, 30+ points
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!