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ohaa [14]
3 years ago
7

Which operation should be used to solve x + 3 = 7?

Mathematics
2 answers:
Bond [772]3 years ago
6 0

Answer:

SUbtraction

7-3=4 so X is 4

Step-by-step explanation:

Travka [436]3 years ago
4 0

Answer:

You can use the Subtraction property of equality

You have to subtract 3 on both sides to have x alone, which will give you x=4

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<img src="https://tex.z-dn.net/?f=3%20%5Csqrt%7B2%7D%20%20-%204%20%20%5Cdiv%20%20%5Csqrt%7B3%7D%20%20-%202" id="TexFormula1" tit
ivann1987 [24]
Simplify the following:
(3 sqrt(2) - 4)/(sqrt(3) - 2)

Multiply numerator and denominator of (3 sqrt(2) - 4)/(sqrt(3) - 2) by -1:
-(3 sqrt(2) - 4)/(2 - sqrt(3))

-(3 sqrt(2) - 4) = 4 - 3 sqrt(2):
(4 - 3 sqrt(2))/(2 - sqrt(3))

Multiply numerator and denominator of (4 - 3 sqrt(2))/(2 - sqrt(3)) by sqrt(3) + 2:
((4 - 3 sqrt(2)) (sqrt(3) + 2))/((2 - sqrt(3)) (sqrt(3) + 2))

(2 - sqrt(3)) (sqrt(3) + 2) = 2×2 + 2 sqrt(3) - sqrt(3)×2 - sqrt(3) sqrt(3) = 4 + 2 sqrt(3) - 2 sqrt(3) - 3 = 1:
((4 - 3 sqrt(2)) (sqrt(3) + 2))/1

((4 - 3 sqrt(2)) (sqrt(3) + 2))/1 = (4 - 3 sqrt(2)) (sqrt(3) + 2):
Answer: (4 - 3 sqrt(2)) (sqrt(3) + 2)
4 0
3 years ago
Write the missing decimal so that each pair adds to 1. 2/5+decimal =1
I am Lyosha [343]

Answer:

0.6

Step-by-step explanation:

We can get the answer by subtracting the decimal by one.

2/5 = 0.4

1 - 0.4 = 0.6

4 0
2 years ago
You take a trip by air that involves three independent flights. if there is an 76% chance each specific leg of the trip is on ti
bekas [8.4K]
I think around 44% chance that all three flights would arrive on time, but i'm not that sure.
3 0
4 years ago
What is the slope of the line.
makkiz [27]
-4/5 is the skip of the graph
4 0
3 years ago
Read 2 more answers
The difference between x and 4 is greater than 10
bazaltina [42]
X+4>10 is how you would write it.  
8 0
3 years ago
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