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
arsen [322]
3 years ago
5

Two equations are given below: a – 3b = 9 a = b – 3 What is the solution to the set of equations in the form (a, b)?

Mathematics
2 answers:
ipn [44]3 years ago
8 0
Use substitution and put b-3 where a is in the first equation
Vilka [71]3 years ago
7 0
A-3b=9
a=b-3

b-3-3b=9
-2b-3=9
-2b=12
2b=-12
b=-6

a=-6-3
a=-9

Solution: (-9,-6)
----
Check: 
-9=-6-3
-9=-9
TRUE


You might be interested in
I got one but someone plz help me with the rest I will give brainly to the first person to answer right.
alexdok [17]

Answer:

First figure is a hexagon

second figure is a dodecagon

third figure is a decagon

Step-by-step explanation:

We can classify each figure by how many sides it has.

the first one had 6 sides. a six sided polygon is known as a hexagon

the second one has 12 sides. a 12 sided polygon is known as a dodecagon

the third one has 10 sides. a 10 sided polygon is known as a decagon

8 0
3 years ago
Kayla is going on a trip. The mass of everything she is packing is 5.3 kg.
sasho [114]

Answer:

6060 grams

Step-by-step explanation:

M = 5.3kg + 760g

= 5300g + 760g

= 6060 grams

3 0
3 years ago
Read 2 more answers
How can the following fraction 33/77 be in simplest form??
Dafna11 [192]
3/7 top and bottom are divisible by 12
8 0
4 years ago
Read 2 more answers
Kyle was playing a new video game.He scored 128 points on his first game.He scored 305 points on his second game,and 490 on his
Ivahew [28]
First game= 128
Second game= 305
Third game= 490

Add the points per game together.

= 128 + 305 + 490
= 923 points


ANSWER: He scored 923 points during the three games.

Hope this helps! :)
5 0
3 years ago
How do you do elimination in math? For grade 8th.
lara31 [8.8K]

Answer:

that's easy decide which one is more reasonable to your question

Step-by-step explanation:

5 0
3 years ago
Other questions:
  • 75/100 in simplest form
    7·1 answer
  • Use the diagram. AB is a diameter and AB perpendicular to CD. The figure is not drawn to scale. Which statement is NOT true?
    8·2 answers
  • Asia has $15.45 to buy chips for a party. Each bag costs $2.13. How many can she buy?
    7·2 answers
  • Open Tornadoes-HW6 data. Test if there is a significant difference between the number of tornadoes in August and the number of t
    5·1 answer
  • a deep sea exploring ship is pulling up a diver at the rate of 25 feet per minute the diver is 200 feet below sea level how deep
    13·1 answer
  • 66= 3(t - 74)what is t?​
    8·2 answers
  • A machine can produce 6 yards of fabric in 2 minutes. How much fabric can the machine can produce in 1 hour
    10·1 answer
  • ​ Quadrilateral ABCD is a rectangle. BE=4x+3 and AC=12x−10.
    14·1 answer
  • Determine whether the triangles shown can be
    8·2 answers
  • Help asap ill mark brainliest
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!