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worty [1.4K]
2 years ago
6

1/5(20t - 15) ANSWER ASAP PLS

Mathematics
2 answers:
ehidna [41]2 years ago
4 0

Answer:

=4t−3

Step-by-step explanation:

1 /5  (20t−15)

1 /5  (20t+−15)

1 /5 )(20t)+( 1/ 5 )(−15)

=4t−3

Delicious77 [7]2 years ago
3 0

Answer:

\huge\boxed{4t-3}

Step-by-step explanation:

\dfrac{1}{5}(20t-15)\qquad|\text{use the distributive property}\ a(b+c)\\\\=\left(\dfrac{1}{5}\right)(20t)-\left(\dfrac{1}{5}\right)(15)=4t-3

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How many positive integers between 1000 and 9999 inclusive
bekas [8.4K]

Answer:

Step-by-step explanation:

a.

first number is  1000-1+9=1008

9)1000(1

    9

-------

     10

       9

    -----

       10

         9

       ----

         1

       ----

last number is 9999

9| 9999

  ---------

    1111 |0

    --------

9999=1008+(n-1)9

9999-1008=(n-1)9

n-1=8991/9=999

n=999+1=1000

b.

first digit=1000

last digit=9999-1=9998

2 |9999

  ---------

  |4999|1

9998=1000+(n-1)2

(n-1)2=9998-1000=8998

n-1=4499

n=4499=1=5000

c.not sure

d.

total  numbers=9000

9999=1000+(n-1)1

9999-1000=n-1

n=8999+1=9000

numbers divisible by 3=3000

first number=1002

last number=9999

9999=1002+(n-1)3

(n-1)3=9999-1002=8997

n-1=2999

n=2999+1=3000

numbers not divisible by 3=9000-3000=6000

e.

numbers divisible by 5=1800

first number=1000

last number=9995

9995=1000+(n-1)5

(n-1)5=9995-1000=8995

n-1=1799

n=1799+1=1800

numbers divisible by 7=1286

7 | 1000

  ---------

  |  142-6

1000-6+7=1001

7 | 9999

  |---------

    1428-3

9999-3=9996

first digit=1001

last digit=9996

9996=1001+(n-1)7

(n-1)7=9996-1001=8995

n-1=1285

n=1285+1=1286

numbers divisible by 35=257

first digit=1015

35 ) 1000 ( 28

        70

       ----

        300

        280

        ------

           20

           ---

1000-20+35=1015

35)9999(285

     70

    ----

     299

     280

     -----

        199

        175

        ----

          24

         ----

last digit=9999-24=9975

9975=1015+(n-1)35

(n-1)35=9975-1015=8960

n-1=8960/35=256

n=257

reqd. numbers=1800+1286-257=3019

7 0
3 years ago
I only have a few mins, I need help with this.
Evgesh-ka [11]

Answer:

A

Step-by-step explanation:

choose A

4 0
2 years ago
Read 2 more answers
PLZ HELP I GIVE BRAINLIEST
Alja [10]

9514 1404 393

Answer:

  2

Step-by-step explanation:

The recommended way to multiply mixed numbers is to convert them to improper fractions. Where there are factors that cancel, this works nicely.

  1\dfrac{2}{3}\times1\dfrac{1}{5}=\dfrac{5}{3}\times\dfrac{6}{5}=\dfrac{5\cdot3\cdot2}{5\cdot3}=\boxed{2}

7 0
2 years ago
Two quantities are related, as shown in the table: x y 2 2 4 5 6 8 8 11 Which equation best represents the relationship? (4 poin
Bogdan [553]
That would be y =3/2 x - 1

Thats the third choice
4 0
3 years ago
Read 2 more answers
A video sharing website starts with 20,000 members. Each year it loses 25% of the members, but adds 10,000 new members after the
MrMuchimi
20,000 x 25 = 500,000
500,000 divided by 100 = 5,000 members are lost.
Members left = 15,000
Members added = 10,000
Members every year  = Members left + Members added
                                   =          15,000 +  10,000
                                   =          25,000

6 0
3 years ago
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