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
Snezhnost [94]
3 years ago
9

How do I do this its systems of equations

Mathematics
1 answer:
VLD [36.1K]3 years ago
3 0
Let x the subject of the equation in x-2y=-10 this make it x=2y-10 substitute this in the first equation. 3(2y-10)-2y=-6 solve for y, y=6. substitute y in any of the original equations to get x x= 2
You might be interested in
In a coordinate plane, what is the distance between (4,-8) and (4, -12)?
Marina86 [1]
Since x co-ordinates are constant, answer has to be difference in y co ordinates therefore the answer is 4
7 0
4 years ago
Read 2 more answers
Given f(x) = -x+ 6 and g(x) = f(x + 3), write an equation for function g.<br> plz help
Luden [163]

Answer:

equation of g(x) is 3-x

<h2> <em><u>f(</u></em><em><u>x)</u></em><em>=</em><em> </em><em>-x+</em><em>6</em></h2><h2><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em>g(</em><em>x)</em><em>=</em><em>f(</em><em>x+</em><em>3</em><em>)</em></h2>

<em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em>then</em><em>,</em><em>,</em>

<h3><em>f(</em><em>x+</em><em>3</em><em>)</em><em>=</em><em>-</em><em>(</em><em>x+</em><em>3</em><em>)</em><em>+</em><em>6</em></h3><h3><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em>=</em><em>-x-3+</em><em>6</em></h3><h3><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em>=</em><em> </em><em> </em><em>3</em><em>-</em><em>x</em></h3>

<em><u>ie.</u></em><em><u>.</u></em><em><u> </u></em><em><u>g(</u></em><em><u>x)</u></em><em><u>=</u></em><em><u>3</u></em><em><u>-</u></em><em><u>x</u></em>

4 0
3 years ago
The sum of two numbers is 47. The greater number is 9 more than the smaller number. Which equation can be used to solve for the
Snezhnost [94]

Answer:

Step-by-step explanation:

We are given

X + Y = 47\\and\\Y = X + 9\\\\use \: substitution\\X + (X + 9) = 47

3 0
3 years ago
Read 2 more answers
Help asap algebra 6th grade 50 points
Eva8 [605]

45x = 180

divide by 45

x=4

yes

420 /d = 30

multiply by d

420 =30d

divide by 30

14 =d

no d=14

37+s = 80/2

37+s =40

subtract 37 from each side

s =3

no s=3

52+g =45+11

52+g = 56

subtract 52 from each side

g=4

no g=4

13+14 = 3f

27 = 3f

divide by 3

9=f

yes f=9

5 0
3 years ago
Math For test help plz due in 45 mins
EleoNora [17]
It is the third option
7 0
3 years ago
Read 2 more answers
Other questions:
  • a cylinder has a surface area of 339 square centimeters and a radius of 6 centimeters. estimate the volume of the cylinder to th
    9·1 answer
  • Bill wants to rent a car. Rental Company A charges $35 per day plus $0.10 per mile driven. Rental Company B charges $25 per day
    11·1 answer
  • What is (13x + 9k) + (17x + 6k), simplified?
    11·1 answer
  • Find the coordinates of point B along a directed line segment from A(3,4) and C(3,9) so that the ratio o
    10·1 answer
  • What is the square root of 88 plus(+) the square root of 95?
    8·1 answer
  • Evaluate the expression below. a = -8, b = - 4.1, and c = 9.
    13·1 answer
  • A. Write each of the following decimals using digits.
    12·1 answer
  • I have a final for summer schoollll due midnight and it’s 10:23!!!!!!!!!!!!
    8·1 answer
  • Please help me on this TIA!!
    13·1 answer
  • What is the slope intercept form of the graph
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!