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
Mila [183]
3 years ago
8

 1. Find the VALUE of 7x + 3y, when x = 12 and y = -6.

Mathematics
2 answers:
denis23 [38]3 years ago
8 0

Answer:

1.7(12) + 3(-6) = 84 - 18 = 66

slavikrds [6]3 years ago
3 0
Answer:
1. 66
2. 3.87 x 10^-5
3. 81.67
4. 7y - 19

Explanation:

7(12) + 3(-6)
= 84 - 18
= 66

2. 0.0000387 = 3.87 x 10^-5

3.
Area = 3.14 x (5.1)^2
= 81.67cm^2

4.
6(2y - 3) - 5(y + 1)
= 12y - 18 - 5y - 1
= 7y - 19
You might be interested in
Abigail earned $10.26 for babysitting her cousin for 3 hours. How much did she earn in each hour?
scoundrel [369]

Divide total earned by number of hours:

10.26/3 = $3.42

She earned $3.42 per hour

5 0
2 years ago
Read 2 more answers
How do you specify that y = 8x + C× is a general solution of the PD ./dy/dx − y = 6 (4 − x)?
Mariulka [41]

Answer:

I'm not sure but thank you and have a Merry Christmas

4 0
2 years ago
Read 2 more answers
12.<br> 1/2(4x — 2) – 2/3(6x + 9) &lt;4
RSB [31]

Answer: x > -11/2

svdbhtdtgifubhonj

5 0
2 years ago
Read 2 more answers
Write 3x 3x 3x 3 x 3 using exponents
Ahat [919]
3\cdot3\cdot3\cdot3\cdot3=3^5
5 0
3 years ago
What is the value of 5/zwhen z=2
AveGali [126]

Step-by-step explanation:

When

z = 2

Then

5/z

= 5 / 2

= 2.5

Hope it will help :)

7 0
3 years ago
Other questions:
  • The LCD for the fractions 1/3, 3/4, 5/32, and 8/9 is
    7·1 answer
  • I &gt; _ .. ‘ . r ' ‘ . ~ ' '4 v ,. _ .. . u 7 » " - ~ ‘ w 2,- - ' ‘ ' ' at " " &gt; . ‘ ‘ ‘ i 3.. , ‘ . “ ' ' w . M ,1 ' " " r
    9·1 answer
  • Explain how to model represents 5 divided by 1/3 = 15
    7·1 answer
  • What is three decimals that have a sum of 10.806
    13·1 answer
  • A)15.8 inches<br> B) 17.8 inches<br> C)16.2 inches<br> D)14.8 inches
    14·1 answer
  • What is the length of the diagonal of a square whose perimeter is 6rad6
    9·1 answer
  • How many kg are there in 400oz?
    11·1 answer
  • Find the area of the composite figure.
    9·1 answer
  • HELP MEE ,25 POINTS !!!!
    15·1 answer
  • two concentric circular regions have radii of $1$ inch and $10$ inches. what is the area, in square inches, outside the smaller
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!