3 years ago

HELP ASAP!!!!! PLEASE!!! Really need help! Will give brainliest if CORRECT! :)

Mathematics

1 answer:

Zigmanuir [339]3 years ago

8 0

The answer is a1=3;an=1/2•an-1

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Natasha2012 [34]

Answer:

Function 2 is linear

Step-by-step explanation:

It is linear because all of the numbers that in x roc is 1 and y is -4

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3 years ago

2. What is the value of x? Show your work.

viktelen [127]

Answer:

Step-by-step explanation:

→ Find the scale factor

30 ÷ 25 = 1.2

→ Multiply answer by 20

20 × 1.2 = 24

→ Equate equation to 24

4x - 4 = 24

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x = 7

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2 years ago

At a grocery store to gallons of milk cost $7.20 and 5 gallons of milk cost $18 write an equation relates the total cost T to th

Gnom [1K]

Answer:

$7.20 + (5 x $18) = T

Step-by-step explanation:

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3 years ago

Solve: a 100-mL pitcher of lemonade is currently 90% water and 10% lemon concentrate. How much water must you add to change the

LekaFEV [45]

Answer:

Must add 100 milliliters of water

Step-by-step explanation:

Let

x ----> milliliters of water to add

we know that

<em>Originally</em>

The milliliters of lemon concentrate is equal to the 10% of 100 mL

$0.10(100)=10\ mL$

The balance of lemon concentrate is equal to 5%

The milliliters of lemon concentrate is the same

$0.05(100+x)=10$

solve for x

$5+0.05x=10$

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therefore

Must add 100 milliliters of water

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3 years ago

To get into an amusement park, people have to pay an entrance fee. Then they pay additional amount for each ride

Vinil7 [7]

Answer:

entrance fee: $8

cost of each ride: $3

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