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
svetlana [45]
3 years ago
9

Jeremy bought postcards on a trip. He

Mathematics
1 answer:
noname [10]3 years ago
5 0

Answer:

T = total #

T = 5 (to the aunt) + 1/2 (T - 5) (to his friends) + 1 (to his sister) + 4 (left)

T = 5 + 1/2 (T - 5) + 1 + 4

T = 10 + 1/2 (T - 5)

2T = 20 + (T - 5)

2T = 20 + T - 5

2T = 15 + T

T = 15

Step-by-step explanation:

You might be interested in
Solve for z.<br> -11≤2z–3&lt;9
Sav [38]
-11\leq2z-3 < 9\ \ \ |+3\\\\-8\leq2z < 12\ \ \ |:2\\\\-4\leq z < 6

Answer:\ \boxed{-4\leq z < 6\to z\in\left(-\infty;-4\right>\ \cup\ (6;\ \infty)}
4 0
4 years ago
-10=-14v+14v what is V
KatRina [158]

-10 = -14v+14v

-10 = 0

Here, v can't have a definite value...so the question has no solution

7 0
3 years ago
Scientists estimate there are 70,000 species insects in each acre of the
lesya [120]

Answer:

there are 700 species in every acre

Step-by-step explanation:

divide the amount of species by the amount of acres.

7 0
3 years ago
Read 2 more answers
What percent of 70 is 28?
Mumz [18]

Answer: 40%

Step-by-step explanation:

This represents this equation:

70*x =28

x=28/70=0,4

Multiply that with 100 to get the percentage.

5 0
3 years ago
Read 2 more answers
mr thompson is on a diet he currently weighs 260 pounds he loses 4 pounds per month write a linear model that represents mr thom
shepuryov [24]
He starts at 260 pounds and loses 4 pounds per month, so an equation representing his weight would be 260-4m.
7 0
3 years ago
Other questions:
  • HELP 20 POINTS!! COMPARE 4.1 -3 1/2
    7·2 answers
  • Your friend comes from a large family. This list shows the ages of all of the children in her family. What is the median age of
    7·2 answers
  • PLZ HELP PLZ! TY! WILL GIVE BRAINLIEST TO WHOEVER ANSWERS
    13·1 answer
  • A baseball bat cost $28. There is a 25% discount. How much will you pay after the discount?
    7·2 answers
  • The sales revenue goes up from 2018 to 2019 by 5%. The sales revenue in 2018 was $19,800. What was the sales revenue in 2019?
    14·2 answers
  • Sara ran 2.28 kilometers on Monday. How many meters did she run?
    8·1 answer
  • Imani stopped at the Post Office and mail three packages of weight of each package is given below.if the heaviest package is rem
    9·1 answer
  • Cuantas botellas de 3/4 de litro se llenan con 60 litros de agua ?
    5·1 answer
  • A pack of gum costs $2.00. There are 50 sticks of gum in a pack. The unit rate is ____ cents.
    6·1 answer
  • –215, 214, 2.23, –2=
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!