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Anton [14]
3 years ago
15

−0.63p − 5.04 + 3.57 = 7.05 + 2.21p?

Mathematics
2 answers:
xz_007 [3.2K]3 years ago
7 0

Answer:

p = -3

Step-by-step explanation:

-.63p - 5.04 + 3.57 = 7.05 + 2.21p     add  .63p to both sides

-5.04 + 3.57 = 7.05 + 2.21p + .63p

-5.04 + 3.57 = 7.05 + 2.84p add the left side together

-1.47 = 7.05 + 2.84p    subtract 7.05 from each side

-1.47 - 7.05 = 2.84p

-8.52 = 2.84p  Divide each side by 2.84

-8.52/2.84 = p

-3 = p

grandymaker [24]3 years ago
6 0

Answer:

p = -3

Step-by-step explanation:

−0.63p − 5.04 + 3.57 = 7.05 + 2.21p

−0.63p − 1.47 = 7.05 + 2.21p    (add 0.63p to both sides)

− 1.47 = 7.05 + 2.21p + 0.63p

− 1.47 = 7.05 + 2.84p  (subtract 7.05 from both sides)

− 1.47 - 7.05 =  2.84p

-8.52 = 2.84p  (rearrange)

2.84p = -8.52   (divide both sides by 2.84)

p = -8.52 / 2.84

p = -3

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Answer:

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Step-by-step explanation:

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3 0
3 years ago
W(x) = 3x; find (-3x)
Mashutka [201]
So this means W(-3x) = 3x. So it's equal to 3(-3x), which simplifies to be -9x. Whenever you have a function, it looks like f(x). f doesn't have to be the letter, it can be a, b, c, or like in this case, W. It just means the output of what W(x) is if x equals the number in the parentheses, which is -3x in this case.
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3 years ago
Please help!
blagie [28]
Given the two options above, in order to come up with the best plan we have to calculate the future value of money in each plan.
compound interest is given by:FV=p(1+ \frac{r}{100})^n

Option 1
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t=1 year
FV=500(1+0.02)^1=$510

Option 2
p=$500
r=2/12=1/6
n=1*12=12
hence:
FV=500(1+\frac{ \frac{1}{6}}{100})^{12}

=$509.09
Comparing the two plans above, option 1 is the best.

b] Option 1 is the best because she will secure $510 as compared to option 2 which has interest rate that reduces her amount by $1 after one year due to annual charges. The total amount of money she will have at the end of the plan is $510. 


8 0
3 years ago
Pls help me with 1 and 2 plzzzz
kupik [55]

Answer:

1. First choice, 1/2

2. First choice, 1/2

Step-by-step explanation:

3 odd numbers on a dice, so 3/6 = 1/2

12 numbers, 1- 12, the even numbers are 2, 4, 6, 8, 1-, and 12. 6 out of 12 = 6/12 = 1/2

7 0
2 years ago
P - 4= -9+ p<br> Whats the answer
Alla [95]

Answer:

i need the answer also

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
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