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Stells [14]
3 years ago
5

Simplify the - 501/2+12.3

Mathematics
1 answer:
SOVA2 [1]3 years ago
4 0

Answer:

- 50 \frac{1}{2}  + 12.3 \\  \\  =  \frac{ - 101}{2}  + 12.3 \\  \\  =  - 38.2 \\  \\  =  - 38 \frac{1}{5}

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How do you solve this?
max2010maxim [7]
Would 104/2 work? You get 52 which is the same as 24+28.
5 0
3 years ago
Triangle rst is dilated by a scale factor of 5 to form triangle r's't'. side r's' measures 40. what is the measure of side rs?
LenKa [72]

Answer: 8

Step-by-step explanation:

We know that scale factor = (image)/(preimage).

Substituting in what we have,

5=\frac{R'S'}{RS}\\\\5=\frac{40}{RS}\\\\RS=\boxed{8}

5 0
2 years ago
Can someone please help me
nadya68 [22]

Answer:

<u>Right</u><u> </u><u>option</u><u> </u><u>is</u><u> </u><u>B</u><u>.</u><u> </u>

Step-by-step explanation:

\sf  \longrightarrow \frac{ \sec x \sin( - x)  +  \tan( - x) }{1 +  \sec( - x) }  \\  \\  \sf \longrightarrow  \frac{ \sec x( -  \sin x) -  \tan x}{1 +  \sec x}  \\  \\  \sf  \longrightarrow   \frac{  - \frac{1}{ \cos x } \times  \sin x -  \tan x }{1 +  \sec x}  \\  \\  \sf  \longrightarrow \frac{ -  \tan x -  \tan x}{1 +  \sec x}   \\  \\  \sf  \longrightarrow  \frac{ - 2 \tan x}{1 +  \sec x}  \\  \\  \sf \longrightarrow   \frac{  \frac{ - 2 \sin x}{ \cos x} }{1 +  \frac{1}{ \cos x} }  \\  \\  \sf  \longrightarrow  \frac{  \frac{ - 2 \sin x}{ \cos x} }{ \frac{ \cos x + 1}{ \cos x} }  \\  \\     \boxed{  \sf{\longrightarrow \frac{ - 2 \sin x}{ \cos x + 1}  }}

4 0
2 years ago
I need help asap!!!!!!
ololo11 [35]

Answer:

whats the question? i'm not sure what you're trying to ask here

Step-by-step explanation:

8 0
3 years ago
El inverso de 13/25 es<br>​
MrMuchimi

Answer:

25/13

Step-by-step explanation:

6 0
3 years ago
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