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lesya [120]
3 years ago
15

I need to find the expression help

Mathematics
1 answer:
notsponge [240]3 years ago
6 0
The answer is
9n-2

d=9
1#=7

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Increase 400 in the ratio 3:5
lesya [120]

Answer:

250.

Step-by-step explanation:

3 + 5 = 8. => (3/8) * 400 = 3 * 50 = 150. => (5/8) * 400 = 5 * 50 = 250.

4 0
3 years ago
3x - 8 = 3(x - 4) + 1​
prisoha [69]

Answer:

No Solution.

Step-by-step explanation:

3x-8=3(x-4)+1

3x-8=3x-12+1

3x-3x-8=-12+1

-8=-11

no solution.

4 0
3 years ago
The interest that cindy earns on her investment is given by the equation /=42t where t is the time in years that her money is in
Len [333]

Answer:


Equation is 42t

So,

t=12

According to equation

Put value of t

=42(12)

=504

So 2nd option is correct.

5 0
3 years ago
180 is the LCM of 12 and a number, N. What are possible values of N?
ratelena [41]
There are 18 different possible values for N. 
Explanation: 180=2x2x3x3x5
Therefore there are 3x3x2 possibilities. 
7 0
3 years ago
Gracie made cupcakes for a bake sale. She bought a cake mix for $4.79, a dozen
Tanzania [10]

Answer:

She spent 19.82 in all

Step-by-step explanation:

I added them

8 0
3 years ago
Read 2 more answers
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