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lora16 [44]
3 years ago
7

Find the number in the proportion 2/12=5/x

Mathematics
1 answer:
Sliva [168]3 years ago
3 0

Answer: x = 30

2/12 x 5/x

(Cross Multiply)

2x = 60

x = 30

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Solve 5t= 150 by using an inverse operation
Taya2010 [7]

Answer:

T=30

Step-by-step explanation:

1) inverse mean opposite, so they want us to solve this equation using the opposite operation

So we can see here that 5 is being multiplied with t, so we should perform the opposite operation, division.

So

5t=150

(divide both sides by 5)

T=30

Hope this helps

5 0
3 years ago
A science class has a total of 34 students. The number of females is 6 less than the number of males. How many males and how man
Tpy6a [65]

Answer: 28+34=62

Step-by-step explanation:

1. 34-6=28

2. 28+24=62 there are 62 students male and females'.

7 0
3 years ago
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Answer:

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Step-by-step explanation:

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4 0
3 years ago
Read 2 more answers
Due to inflation there were two demand increases. After the second increase the price for a certain item became twice as big as
slamgirl [31]
Consider, pls, this option:
1) let start price is 'x' and the 1-t increasing is 'y';
2) after the 1-t increasing new1_price is x(y+1);
3) after the 2-d increasing new2_price is 1.25x(y+1);
4) from another side, new2_price is '2x';
5) according to five items it is possible to make up an equation: 1.25x(y+1)=2x; 
1.25(y+1)=2, y=8/5 -1=3/5=0.6.
0.6 means 60%.
Answer: 60%.
4 0
4 years ago
Solve for the value of w
nlexa [21]

Answer:

w= 8

Step-by-step explanation:

180-90= 90

(5w + 1) + (7w- 7) = 90

solve

w= 8

6 0
3 years ago
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