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
jok3333 [9.3K]
3 years ago
6

Whats the exspression equivalent to (-2x + 8.1y)

Mathematics
1 answer:
Simora [160]3 years ago
8 0

Answer:

b. 7x + 2.8y

Step-by-step explanation:

distribute the negative sign:

= -2x + 8.1 + -1(-9x + 5.3y)

= -2x + 8.1 + -1(-9x) + -1(5.3y)

= -2x + 8.1 +9x + -5.3y

combine like terms:

= (-2x + 9x) + (8.1 + -5.3y)

= 7x + 2.8y

You might be interested in
(2.3 x 108)/(9.8 x 108)
QveST [7]

Answer: 9.45

Step-by-step explanation:

2.3 * 108 = 248.4

9.8 * 108 = 1,058.4

248.4 divided by 1,058.4 = 9.45

7 0
4 years ago
Simplify y2+4y–16y+3y2.
nadya68 [22]

Answer:

4y^2-12y

Step-by-step explanation:

y^2+4y-16y+3y^2

=y^2+3y^2+4y-16y

=4y^2+4y-16y

=4y^2-12y

6 0
4 years ago
Charles owes $2,500 on a credit card. The card charges 12% interest compounded continuously. Write a formula that describes how
ella [17]

Answer:

  see below

Step-by-step explanation:

The formula for the amount resulting from P earning interest at rate r continuously compounded is ...

  A = Pe^(rt)

for P=2500 and r=0.12, this becomes ...

  A = 2500e^(0.12t)

4 0
3 years ago
1-6
Sati [7]
So you need help with creating the table ?
8 0
3 years ago
A standard deck of playing cards has 52 cards total that contains 13 of each suit (hearts, diamonds, clubs and spades). What is
schepotkina [342]

Answer:

C 1/2

Step-by-step explanation:

There are 4 suits, 2 suits are  red (hearts and diamonds) while 2 are black (clubs and spades)

Since 13 cards are in each suit, 26 cards are red ( 2 * 13)  

There are 52 total cards

P (red) = red cards/ total cards

           = 26 / 52

           = 1/2

8 0
3 years ago
Other questions:
  • Represent real-world situations a rectangular piece of sheet metal is rolled and riveted to form a circular tube that is open at
    8·1 answer
  • The function h(t) = 210 – 15t models the altitude of a hot air balloon over time t, in minutes.
    8·2 answers
  • Which sentence summarizes the advantages of taking out a mortgage loan?
    8·1 answer
  • Two families had a garage sale together. The entire garage sale bought in $1,640. One family made $182 more than twice as much a
    11·1 answer
  • If you roll a dice and flip a coin, what is the probability you will land on a number greater than 4 and a heads?
    9·1 answer
  • Find the center and radius of the circle whose equation is given below: x2 + (y − 3)2 = 16.
    8·1 answer
  • Jamie baked 24 biscuits her sister Mia ate 3 biscuits. and her brother David ate 2 biscuits Which expression can Jamie use to fi
    6·1 answer
  • Steel is formed by combining masses of carbon and iron in the ratio 1:49. How many pounds of iron would it take to create 10 pou
    10·1 answer
  • Select all numbers that are irrational.
    7·2 answers
  • The following table shows the number of students in a school who like cooking and/or reading:
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!