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
agasfer [191]
3 years ago
5

2) Solve the System of Equations using Substitution. (5 points) -3x+2y=12 x=2y-8

Mathematics
1 answer:
Tems11 [23]3 years ago
5 0

Answer:

x= -2 and y= 3

Step-by-step explanation:

since x = 2y -8, substitute this in the first equation

Thus, -3(2y-8) + 2y =12

-6y+24+2y=12

-6y+2y=12-24

-4y=-12

y=3

put the value of y in the second equation,

x=2y-8

x=2(3)-8

x=6-8

x=-2

So, x=-2. y=3

You might be interested in
Please help dont need working out thanks​
Alexandra [31]

Answer:

27.2 mm²

Step-by-step explanation:

Area of the triangle = ½*base*height

base = 8 mm

height = 6.8 mm

Area = ½*8*6.8

= 4*6.8

= 27.2 mm²

4 0
3 years ago
What is true about this graph? Select all that apply.
schepotkina [342]

Answer:

E, B and A

Step-by-step explanation:

8 0
3 years ago
4. What is the y-intercept of the line represented by y=4x?
chubhunter [2.5K]

Answer:

(0,0) choice a.

Step-by-step explanation:

if you let x = 0  you can find the y-intercept.

so   y = 4*0 = 0

Which means y=0 is the y-intercept.

5 0
3 years ago
Chips numbered 1 through 80 are shuffled in a basket. One chip is randomly selected.
Inessa05 [86]
Multiples: 15, 30, 45, 60, 75. 5/80 or 1/16
4 0
3 years ago
Esma and Hunter were trying to solve the equation:
nlexa [21]

Answer: both esmas and hunters strategies work

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Other questions:
  • HELP please I’ll make u the brainiest if right
    10·1 answer
  • Can someone please help me with these 2 questions? I’m so confused on them
    15·1 answer
  • Please help what is the solution to the system of equations?
    10·1 answer
  • How I do 5÷312 in long form of division
    8·1 answer
  • Which problem solving strategy would be best to solve this problem?
    14·1 answer
  • Find x Question is attached:<br> PLease I need the answer fast!!!
    6·1 answer
  • Math
    13·1 answer
  • You buy 4 health bars and 3 health drinks for $10. Your friend buys 6 health bars and 2 health drinks for $10. Each health bar c
    12·1 answer
  • What is the approximate area of the following circle?
    12·2 answers
  • For every 1 litre of water used to make a
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!