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3 years ago

Match these together

Mathematics

1 answer:

MrMuchimi3 years ago

6 0

1. C
2. A
3. B
3. D

Hope this helps

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A glass is 4/7 full . Then 70cm3 of orange juice is poured in . The glass is now 2/4 full. What is the total volume of the glss

Korolek [52]

Let
x--------------> total volume of a glass

we know that
(4/7)x-70=(2/4)x------------> (4/7)x-70=(1/2)x--------> 2*(4/7)x-2*70=x
(8/7)x-140=x

multiplied by 7 the expresion
7*(8/7)x-7*140=7*x-----------> 8x-980=7x--------> x=980 cm³

the answer is
the total volume of the glass is 980 cm³

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3 years ago

Read 2 more answers

Solve the inequality state your answer algebraicly and in interval notation 4(n-3)-2n<-10+2n

AlexFokin [52]

Answer:

See below

Step-by-step explanation:

Expand L side to get

4n -12 -2n < -10 + 2n simplify L side

2n -12 < -10 +2n subtract 2n from both sides

-12 < -10 <===== so the equation is true for ALL n

(-∞ , + ∞ )

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1 year ago

Please help me find out what x=

Lunna [17]

X = 47
you subtract 133 from 180

4 0

3 years ago

Matias preformed an operation with 7.6 and a number. He ended up moving the decimal point in 7.6 two places to the left. Matias

olga2289 [7]

Answer:

Matias divided 7.6 by 10 raised to the power of -2.

Step-by-step explanation:

Given : Matias preformed an operation with 7.6 and a number. He ended up moving the decimal point in 7.6 two places to the left.

To find : Matias divided 7.6 by 10 raised to the power of ?

Solution :

Matias preformed an operation with 7.6 and a number.

He ended up moving the decimal point in 7.6 two places to the left we have to multiply it with 0.01

i.e. $7.6\times 0.01=\frac{7.6}{100}=0.076$

So, Matias divided 7.6 by 10 raised to the power of -2.

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3 years ago

Calculate the slope of the line that passes through the following points:

alina1380 [7]

Answer:

Step-by-step explanation:

Slope is -7--7/1--4

=0/5

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3 years ago