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
harina [27]
3 years ago
15

39 less than twice a number is 5 times the sum of a number and two times the number. Find the number

Mathematics
1 answer:
umka2103 [35]3 years ago
3 0
2n - 39 = 5(n + 2n)\\2n - 39 = 5(3n)\\2n - 39 = 15n\\2n = 15n + 39\\-13n = 39\\\\n = -3
You might be interested in
Will mark brainlest help me​
RSB [31]

Answer:

a. {(1,3), (1,4) ,(2,3), (2,4) }

b. {(1,4), (1,5), (2,4), (2,5)}

3 0
3 years ago
Read 2 more answers
John made 12 dollars per delivery plus a base pay of 30 dollars. If he made 150 dollars, how
Tasya [4]

Answer:

he did 10 delivery

Step-by-step explanation:

if john gets 12 per delivery and gets 30 base pay that means

150-30=120

120/12=10

6 0
3 years ago
What is the square root of 139
VladimirAG [237]
Square root of 139:
√139 = 11.78983
8 0
3 years ago
Distributive property/collecting like terms. 4n -2 - 2n
marusya05 [52]

Distributive property: a(b + c) = ab + ac

4n - 2 - 2n = 2(2n - 1 - n)

4n - 2 - 2n = 2n - 2 = 2(n - 1)

7 0
3 years ago
Need helpppppp!!!!!!!!!!
KonstantinChe [14]

Answer: 12, 15, 11, 28

Explanation:

14. FC is half of AC so the length of FC is 12.

15. BD is 30 and half of that is BC or 15. AB and BC have same length so it is also 15.

16. ED and BE have same length so it is also 11.

17. BD is twice of AB so if AB is 14, BD will be 28.

Would appreciate a brainly <3

3 0
3 years ago
Read 2 more answers
Other questions:
  • 7. What is the solution to-(6m+ 8) = 4(17 - m)?
    6·1 answer
  • carl has 42inches of ribbon &amp; tino has 2.5 feet of rubbon.whats tge total lengh of rubbon the three friends have in inches,f
    15·1 answer
  • The outside temperature was 73°f at 1.p.m and decreases at a rate of 1.5°f each hour. What expression can be used to determine t
    6·1 answer
  • Select ALL the correct answers. Select all the expressions that will include a remainder.
    11·2 answers
  • A function is defined by the points {(0,2), (2,3), (5,9), (7,2)}. Which ordered pair can we add to the set to keep it a function
    8·1 answer
  • The sum of twice a number, m, and 7 is equal to 15 less than the number,
    14·1 answer
  • How many inches are equal to 12 cm ?
    7·2 answers
  • What is s = 2d/t, after it says solve for d
    11·2 answers
  • PLS HELPpslapskodkdosnsplspslpsl
    7·2 answers
  • Write a simplified expression for the volume of a cube with side length x+3​
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!