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jenyasd209 [6]
3 years ago
12

13+49 is the same as 12+

Mathematics
2 answers:
Charra [1.4K]3 years ago
5 0
13 + 49 = 62
62 - 12 = 50
The answer is 50
Dennis_Churaev [7]3 years ago
3 0

Answer: is the same as 12 + 50

Step-by-step explanation:

Here we want to solve the equation 13 + 49 = 12 + x

for the number X.

An easier way to see it is that in the right eqation we subtracted 1 to the number in the left, so if we want to keep the equality we need to add 1 to the other number, so the answer would be x = 50, now let's solve it using math.

13 + 49 = 12 + x

we need to isolate x in one side of the equation, so we subtract 12 in both sides, this is:

13 + 49 - 12 = 12 + x - 12 = x

13 - 12 + 49 = x

1 + 49 = x

50 = x

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Would 1/5 be greater than 1/3 but less than 2/3
makvit [3.9K]
1/5 = 3/15
1/3 = 5/15
2/3 = 10/15
So no :)

Reason why:
You want to find the common denominator between all three fractions, so all fractions are the same proportions. So in this case, if you multiply 5*3 you get 15, making it the common denominator. Then since you multiplied the 5 in 1/5 by 3 to get 15, and you have to multiply the 3 in 1/3 and 2/3 by 5 to get 15, then you multiply the numerator by the same number.

Sorry I am terrible at explaining things. Hope this helped though!
7 0
3 years ago
Simplify.<br> 3/3-n - n/n-3
Black_prince [1.1K]
\frac{3}{3-n}- \frac{n}{n-3}= \frac{3}{3-n}-(- \frac{n}{3-n})= \frac{3}{3-n}+\frac{n}{3-n}= \frac{3+n}{3-n}
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3 years ago
Help pls<br><br>52 is 65% of what? <br><br>45% of 40 is what number? ​
Masja [62]

Let, that number = x

It would be: x * 0.65 = 52

x = 52 / 0.65

x = 80

So, that number and your answer is 80

18 is 45% of 40

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Kyle leaves a 15% tip for lunch bill of $12 what amount tip does Kyle leave
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8 0
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HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!
castortr0y [4]

Answer:

$3.75

Step-by-step explanation:

dimes= x

quarters= x+2

nickels= 2x+2

sum is 3.75

.10x+.25(x+2)+0.05(2x+2)=3.75

.10x+.25x+.50+0.10x+0.10=3.75

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5 0
3 years ago
Read 2 more answers
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