3 years ago

Need some help thxx ;)

Mathematics

1 answer:

Tomtit [17]3 years ago

3 0

Answer:

DEA

Step-by-step explanation:

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. Jessica went to the grocery store and purchased a box of cereal for $3.75, milk for $1.50, and bread for $2.25. She paid with

puteri [66]

$3.75 - cereal
$1.50 - milk
$2.25 - bread
—————————
$7.50

$20.00
- 7.50
—————
$ 12.50

She received $12.50 back

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3 years ago

the average person takes about 30,000 breaths per day. express this number as a single digit integer times a power of 10

NNADVOKAT [17]

Answer:

3 * 10^4

Step-by-step explanation:

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3 years ago

Read 2 more answers

Plz do both plz plz plz

shtirl [24]

The first one is A and the second is either B or D I can’t decide

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2 years ago

How do you figure this out? I am having a hard time. The variables x and y are related to proportionally. When x = 8, y = 20. Fi

kvv77 [185]

Answer:

200

Step-by-step explanation:

(80×20)/8

y is equal to 200

5 0

3 years ago

PLZ HELP ME BY THE END OF THE DAY

nlexa [21]

$3x^{2} +1=28$

Step 1 : subtract 1 from both sides

$3x^{2} =27$

Step 2 : Divide both sides by 3

$\frac{\frac{3x^{2} }{3} }{\frac{27}{3} }$

$x^{2} = 9$

Step 3 : Find the square root of 9

$\sqrt{9} = 3$

x= (-3,3)

remember negative × negative = positive

6 0

3 years ago