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Marysya12 [62]
3 years ago
8

Need help plese it's easy just im stuck

Mathematics
1 answer:
Morgarella [4.7K]3 years ago
5 0
CROSS MULTIPLICATION my friend
Sorry accidentally pressed answer instead of space down
Cross multiplication is multiplying across the = sign by the denominator and numerator. For example, 10/5=3/x
So we multiply across the = sign, giving us that 10x=15
It is much easier to solve from there; divide by 10 on both sides and x=1.5

3/x=4/20
Same principle applies:
60=4x
÷ by 4 (the coefficient of x)
x=15

2/x=6/10
20=6x
x=20/6 - - > 10/3

8/x=4/11
88=4x
x=22

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You are baking cookies for your class. There are 23 total students in your class and you have baked 12 cookies. Write and solve
PilotLPTM [1.2K]
23 x 2=46
46-12=34
34 more cookies
5 0
3 years ago
If side 1 is 13, side 2 is 12, and side 3 is 18, can a triangle be made?
9966 [12]

Answer:

no

Step-by-step explanation:

8 0
3 years ago
Nina uses 1 cup of flour in her recipe to make 30 cookies. If Nina uses 4 cups of flour, how many cookies can she make?
ale4655 [162]

120! if one cup equals 30 then 4 cups times 30 is 120!


4 0
3 years ago
Read 2 more answers
PLEASE ANSWER ASAP PLEASE HURRY I NEED THIS PLEASE!!!!!!!!!!!ill mark brainliest A nutritionist studied the U.S. consumption of
sukhopar [10]

The polynomial is modeled as the total number of pounds will -12x³ + 120x² - 255x + 6022. Then the correct option is B.

<h3>What is polynomial?</h3>

A polynomial expression is an algebraic expression with variables and coefficients.

A nutritionist studied the U.S. consumption of carrots and celery and of broccoli over a 6-yr period.

The nutritionist modeled the results, in millions of pounds, with the following polynomials.

Carrots and celery: -12x³ + 106x² - 241x + 4477

Broccoli: 14x² -14x + 1545

Then the polynomial is modeled as the total number of pounds, in millions, of carrots, celery, and broccoli consumed in the U.S. during the 6-year period will be

⇒ -12x³ + 106x² - 241x + 4477 + 14x² -14x + 1545

⇒ -12x³ + 120x² - 255x + 6022

Then the correct option is B.

More about the polynomial link is given below.

brainly.com/question/17822016

#SPJ1

7 0
2 years ago
It the ratio 35 to 10 proportional to the ratio 7 to 5
ipn [44]
Response:

35 : 10 = 7 : 2

Therefore 35 : 10 ≠ 7 : 5
4 0
3 years ago
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