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otez555 [7]
3 years ago
12

Please answer quickly!

Mathematics
1 answer:
Alborosie3 years ago
5 0

How to get answer:

Craigs, percent = difference/original = (7 - 4)/4 = 3/4 = 75%.

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Solve each equation (Isolating first)
Dvinal [7]

3 \times {( \frac{1}{8} )}^{2x}  = 12 \\ \Leftrightarrow {( \frac{1}{8} )}^{2x}  = 4 \\ \Leftrightarrow  {( {2}^{ - 3}) }^{2x}  =  {2}^{2}  \\ \Leftrightarrow  {2}^{ - 6x}  =  {2}^{2}  \\ \Leftrightarrow  - 6x = 2 \\ \Leftrightarrow x =  -  \frac{1}{3}  \\  \\ 2 {\sqrt[3]{5}}^{4x}  = 50 \\ \Leftrightarrow  { \sqrt[3]{5} }^{4x}  = 25 \\ \Leftrightarrow  {5}^{ \frac{4x}{3} }  =  {5}^{2}  \\ \Leftrightarrow  \frac{4x}{3}  = 2 \\ \Leftrightarrow 4x = 6 \\ \Leftrightarrow x =  \frac{3}{2}

7 0
3 years ago
Read 2 more answers
The marked price of a water cooler is $ 500. The shopkeeper offers an off-season discount of 15% on it. Find the discount.
Fittoniya [83]

Answer:

75 dollars

Step-by-step explanation:

You know that 500=100%, so we can set up the following

15%(500/100%) = 75

so the discount 75 dollars

5 0
3 years ago
Can you help me with #1?​
steposvetlana [31]
The answer would be 27. If ABC is 3 times the length of AB then it would be the same for AC.
5 0
3 years ago
Four triangles are shown. One side of each triangle lies on a ray, and the triangles are not drawn to scale. Based on these tria
S_A_V [24]

Answer:

A

Step-by-step explanation:

4 0
3 years ago
What is 7a +6c+9a-15c
jeka94

                               7a + 6c + 9a - 15c

-- Look for all the 'a's      7a,  9a

-- Addum up                    16a

-- Look for all the 'c's      6c,  -15c

-- Addum up                     -9c

-- Write the results         16a - 9c
3 0
3 years ago
Read 2 more answers
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