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
swat32
3 years ago
5

2a + 3b = 6 5a + 2b - 4 = 0

Mathematics
1 answer:
Anna11 [10]3 years ago
8 0
1 Solve for a in <span>2a+3b=6

a=3(2-b)/2

</span>2 Substitute a=3(2-b)/2 into <span>5a+2b-4=0

15(2-b)/2+2b-4=0

</span>3 Solve for b in <span>15(2-b)/2+2b-4=0<span>​

b = 2

</span></span>4 Substitute b=2 into <span>a = 3(2-b)/2

a = 0

</span>5 Therefore,

<span>a=0</span>
<span>b=2
</span>
I hope this helps. :)<span>
</span>



You might be interested in
What is the sum of the
Elena-2011 [213]

Answer:

C

Hope This Helps! :) Please Give Brainliest if this does!

5 0
3 years ago
Pls answer this for me. ASAP
WARRIOR [948]

Answer:

Step-by-step explanation:

1)  From AP to PB

we get , from part to part that ,

AP=(1/2)*PB  or

PB = 2*AP

2) from part to whole,

AP to AB, we get

AP = (1/3)*AB

or  AB = 3*AP

4 0
3 years ago
There are 9 yellow and 4 purple balls in a bag. If you randomly choose balls one at a time, with replacement, what is the probab
ahrayia [7]
Did you get a answer?
7 0
4 years ago
Read 2 more answers
Evaluate the expression.<br> -1 x ( 1-(negitive 7 to the 2 power))
dmitriy555 [2]

Answer:

-50x

Step-by-step explanation:

−1x ( 1 − ( 7²) )

= ( − 1x ) ( 1 + 49 )

= ( −1x ) ( 1 ) + ( −1x ) ( 49 )

= −x − 49x

= −50x

6 0
3 years ago
Suppose y varies directly as x, and y=2 when x=4. Which of the following statements is true?
jenyasd209 [6]

Answer:

constant of variation = \frac{1}{2}

Step-by-step explanation:

Given y varies directly as x then the equation relating them is

y = kx ← k is the constant of variation

To find k use the condition y = 2 when x = 4

k = \frac{y}{x} = \frac{2}{4} = \frac{1}{2}

3 0
3 years ago
Read 2 more answers
Other questions:
  • A) 24 is what percent of 60
    12·1 answer
  • A car dealership allows you to customize your new car. You can choose between blue, red, black, or silver paint. The interior co
    13·2 answers
  • Okay, so what is 1 + 1 = ? Whoever answers it in the past 24 hours gets 5 stars!∩
    14·1 answer
  • Does the data in the table represent a linear function if so write a rule for the function
    10·1 answer
  • Angles JHI and GJH are inscribed angles. We have that m∠JHI = b and m∠GJH = a by the . Angle JHI is an exterior angle of triangl
    12·2 answers
  • Can you help me?!
    5·2 answers
  • Find the midpoint of A and B has coordinates (2,9) and B has coordinates (7,4)
    6·1 answer
  • When solving the equation x/5 - 12 = 10, what is your last step?
    12·1 answer
  • Pls answer b and c for my brother
    5·2 answers
  • Convert to pints: 10 quarts<br> 20 pints<br> 1 pints <br> 100 pints<br> 5 pints
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!