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tester [92]
3 years ago
10

What property is shown: -7 x 1 = -7

Mathematics
1 answer:
noname [10]3 years ago
7 0

Answer:

multiplicative  inverse

Step-by-step explanation:

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If ex + e⁻¹= 2, then x =..
harkovskaia [24]

Answer:

\rm x = \dfrac{2e - 1}{ {e}^{2} }

Step-by-step explanation:

\rm Solve \:  for \:  x: \\  \rm \longrightarrow ex +  {e}^{ - 1}  = 2 \\  \\   \rm \longrightarrow e x +  \dfrac{1}{e}  = 2 \\  \\  \rm Subtract \:   \dfrac{1}{e} \:  from \:  both  \: sides: \\   \rm \longrightarrow e x  +  \dfrac{1}{e} -  \dfrac{1}{e}  = 2  -  \dfrac{1}{e}  \\  \\   \rm \longrightarrow ex =  \dfrac{2e}{e} -  \dfrac{1}{e}   \\  \\   \rm \longrightarrow ex =  \dfrac{2e - 1}{e}  \\  \\  \rm Divide \:  both  \: sides  \: by  \: e: \\   \rm \longrightarrow  \dfrac{ex}{e}  =  \dfrac{2e - 1}{e \times e}  \\  \\   \rm \longrightarrow x =  \dfrac{2e - 1}{ {e}^{2} }

6 0
3 years ago
6 yd, 1 ft = ___ ft<br> A) 7<br> B) 12<br> C) 19<br> D) 36<br> .&lt;. plz halp
vodomira [7]
The answer is 19 feet because 6 yards is equal to 18 feet and then add the 1 foot and you get 19 feet.

So the answer is 19

Answer:19
4 0
3 years ago
120 is what percent of 40?
Keith_Richards [23]
120 would be 300% of 40
3 0
2 years ago
Read 2 more answers
Ok for this question you have to solve for m and show work
konstantin123 [22]
10 = 2/3m - 3/2m
2/3m - 3/2m = 10
m ( 2/3 - 3/2 ) = 10
-5/6m = 10
5m = -60
m = -12
3 0
3 years ago
Here have some points peoples
KATRIN_1 [288]

Answer:

Thanks so much!!!! Have a great day!

Step-by-step explanation:

6 0
2 years ago
Read 2 more answers
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