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
Blizzard [7]
3 years ago
7

Really need help

Mathematics
1 answer:
Ket [755]3 years ago
4 0
3n - 80 = 5n + 8\\3n=5n + 88\\ -2n = 88\\\\ n = -44
You might be interested in
Penny buys 3 bouquets of flowers for $3 each and 4 bouquets for $2 each. Which expression gives the total cost of the bouquets t
dybincka [34]

Answer: See explanation

Step-by-step explanation:

From the question, we are informed that Penny buys 3 bouquets of flowers for $3 each and 4 bouquets for $2 each.

The expression that gives the total cost of the bouquets that Penny buys will be:

= (3 × $3) + (4 × $2)

Solving further will be:

= (3 × $3) + (4 × $2)

= $9 + $8

= $17

8 0
3 years ago
Read 2 more answers
∠E and ∠F are vertical angles with m∠E=9x+12 and m∠F=3x+24 . What is the value of x? Enter your answer in the box. x =
e-lub [12.9K]

The vertical angles are congruent (have the same measures).

Therefore you have the equation:

∠E = ∠F → 9x + 12 = 3x + 24      |-12

9x = 3x + 12        |-3x

6x = 12      |:6

x = 2

5 0
3 years ago
Read 2 more answers
Match the two numbers with their least common multiple (LCM). Match Term Definition 10 and 4 A) 40 10 and 6 B) 30 10 and 8 C) 20
prisoha [69]
A) 40
B) 30
C) 20

a) 10 and 4
b) 10 and 6
c) 10 and 8

Answers:
C) 20 —-> a) 10 and 4
B) 30 —-> b) 10 and 6
A) 40 —-> c) 10 and 8

Explanation:
20: 10 x 2 = 20 ; 4 x 5 = 20
30: 10 x 3 = 30 ; 6 x 5 = 30
40: 10 x 4 = 40 ; 8 x 5 = 40


8 0
3 years ago
Find f (-12) if f (x) = -12x + 100​
Andrei [34K]

f(-12) = -12(-12) + 100 = 144 + 100 = 244

6 0
3 years ago
Read 2 more answers
Harry cycles 8 kilometres in 30 minutes.<br> Calculate his average speed, in km/h.
TiliK225 [7]
It would be 16km/1 hour
7 0
3 years ago
Read 2 more answers
Other questions:
  • Use the cubic model y = 6x3 - 5x2 + 4x – 3 to estimate the value of y when x = 2.
    11·2 answers
  • PLEASE PLEASE ANSWER I WILL MARK AS BRAINLIST
    14·2 answers
  • When 6r − 17r = -66 is solved, the result is: A. 6 B. -6 C. -11 D. 11
    6·2 answers
  • Dwight purchased 48 kilograms of fertilizer for his vegetable garden. He needs 6 kilograms of fertilizer for each bed of vegetab
    6·2 answers
  • Are you supposed to set up the problem for like 4y-18+y+14=81
    11·1 answer
  • If f(x)=-3x-2, find f(-2)+9
    8·1 answer
  • Please help with this question!
    8·1 answer
  • Which expression is equivalent to -64-3 +2x)?
    10·1 answer
  • PLEASE HELP WITH GEOMETRY!! CACULATE SURFACE AREA, SHOW WORKw
    7·1 answer
  • Choose either yes or no to tell if each of the following represents 0.87.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!