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irina1246 [14]
3 years ago
9

Solve the system of equations: y= -x + 9 y = - 3x + 8 X=

Mathematics
1 answer:
anygoal [31]3 years ago
5 0
27 i believe
you would substitute y with 0 to find x then you would put 9 in for x to find y then you would go back to the first equation and put -19 in for y and then solve for x and get 27
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Which of Roosevelt's contributions is considered to be the biggest construction undertaking in the nation's history?
lesantik [10]

Answer:

Public works administration

Step-by-step explanation:

Roosevelt's public work administration was a part of the new deal in the year 1933. The PWA was intended to cut down on the number of unemployed persons, and to raise the purchasing power of the people through the constructions. Most job seekers that were employed were those that had no formal education. the public works projects included road constructions, bridges, dams as well as public buildings like schools, hospitals

7 0
3 years ago
How much would $500 invested at 8% interest compounded continuously be
kolezko [41]

Answer:

120?

Step-by-step explanation:

SI=PRT/100

=(500X8X3)÷100

= 120

8 0
3 years ago
Did I do this problem correctly??
DaniilM [7]

You're correct in the x parts where each is +3

You're incorrect in the y part

5 - 6 = -1

5 - 4 = 1

So the first one should be -6

From there, its +6

-1 + -6 = -7

-7 + -6 = -13

6 0
3 years ago
Find the value of x. Round to the<br> nearest tenth.<br> 3<br> Х<br> 4<br> x = [?]
monitta

Answer:

120

Step-by-step explanation:

3*4(10) =

3*40 = 120

Hope this helps!

3 0
3 years ago
Hey all!
Rainbow [258]

Answer:

  • 65°

Step-by-step explanation:

<u>Use the law of cosines:</u>

  • cos C = (25² + 27² - 28²)/(2*25*27)
  • cos C = 0.4222
  • m∠C = arccos 0.4222
  • m∠C = 65°
8 0
3 years ago
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