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Nesterboy [21]
4 years ago
5

3x+7y=2 Algebra 1A need helpp, due tomorroww:(

Mathematics
2 answers:
Digiron [165]4 years ago
8 0
<span>Add -7y to both sides, then divide both sides by 3, you would get</span>
x=(-7/3)
y=2/3
elena-s [515]4 years ago
5 0

OK.  Here we go.  Since Migo isn't sure what the question is,
I have to take my best guess. 

I'll tell you two questions that I'm sure it's one of, and I'll answer
both of the questions that I made up myself.

Ordinarily I wouldn't bother with this one, but I was blinded by the
radiance of the bountiful 5 points that await me at the end.


Question #1:  Solve the equation for 'x' .

Answer:    You said                      3x + 7y = 2

Subtract  7y  from each side:        3x       = -7y + 2

Divide each side by  3 :                  x       =  - 7/3 y + 2/3

==========================================

Question #2:   Solve the equation for 'y' .

Answer:      You said                    3x + 7y = 2

Subtract  3x  from each side:              7y = -3x + 2

Divide each side by  7 :                        y = -3/7 x + 2/7

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The semiannual tuition payment at a major university is expected to be $30,000 for the 4 years beginning 18 years from now. What
elena-14-01-66 [18.8K]

Answer:

$49,216.78

Step-by-step explanation:

A(n,k) = R[1-(1+i)^-n / i) (1+i)^-k

A = Present value of deferred annuity

R = Payment at the end of period

R = 30,000

i = 0.06 / 2

n = (4)*2 = 8

k = deferred period, (18)*(2) = 36

A(n,k) = 30,000*(1-(1+0.04)-^8 / 0.04)*(1+0.04)^-36

A(n,k) = 30,000*(1-(1.04)^-8 / 0.04)*(1.04)^-36

A(n,k) = 30,000*(1 - 0.730690205/0.04) * 0.24366872185

A(n,k) = 30,000*(0.269309795 / 0.04)*0.24366872185

A(n,k) = 30,000*6.732744875*0.24366872185

A(n,k) = 49216.78014700164

A(n,k) = $49,216.78

So the lump sum payment that the university accept now is $49,216.78

6 0
3 years ago
May you guys please help me on this one
NNADVOKAT [17]

Answer:

y maximum is at 1 for both the points (4,1) and (-4,1)

Step-by-step explanation:

5 0
2 years ago
I really really need this answer PLSSSSSSSSS
ikadub [295]

Answer: x=112

Step-by-step explanation: If you add 35 and 33 you would get 68 and if you subtract 68 from 180 you will get 112. I hope this helps!

5 0
3 years ago
Read 2 more answers
What is this (2⋅3) ^2 −5^2 = I don't know what the dot means I think it means multiplication I got 11 am I right
Lana71 [14]

Answer:

11

Step-by-step explanation:

Step 1: Parenthesis

6² - 5²

Step 2: Exponents

36 - 25

Step 3: Subtract

11

The dot is multiplication.

8 0
3 years ago
Read 2 more answers
The term ethics is best defined as<br> PLS HELP ITS A TEST
dedylja [7]
Ethics are the moral principles that control a person behavior or the conducting of an activity.

Hope this helps!
Brainliest is much appreciated!
4 0
3 years ago
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