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3241004551 [841]
4 years ago
7

How do you solve this with the fractions?

Mathematics
1 answer:
Oduvanchick [21]4 years ago
8 0
Multiply the first equation by 2 and then add both equations . y will cancel out . you will have x=5 .Substitute the value in any equation to find out y=3
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PLEEEEASEEEE HELP ASAP its an emergency,,,, WILL MARK BRAINLIEST
AleksAgata [21]
____ heya mate_____


here is full solution


John's payments are
month 1: $100
month 2: $100*(1.1)
month 3: $100*(1.1)²
month 4: $100*(1.1)³

...

The payments form the geometric sequence 
a, ar, ar², ..., arⁿ
where
a = $100
r = 1.1

The sum of the first n terms is


Therefore the sum of the first 20 payments is
S₂₀ = [$100(1 - 1.1²⁰)]/(1 - 1.1)
     = $5727.50

John makes a total of $5727.50 in the first 20 payments.



HOPE THIS WILL HELP U!!,!!! :-) :-) :-) :-) :-)
5 0
4 years ago
Read 2 more answers
Determine the center and radius of the following circle equation:
katen-ka-za [31]

Answer:

Center(10x,4y) radius 28

Step-by-step explanation:

if I am understanding correctly

8 0
3 years ago
The amount that a bungee cord stretches varies directly with the weight that it holds. If a certain cord is stretched 12 in by a
Y_Kistochka [10]

Answer: 4.5 metres

Step-by-step explanation:

Using Hooke's Law ()

We need to find the spring constant of the bungee cord with the given extension and force, we can do this by substituting in known values.

Now we have found the spring constant of the bungee cord, we can substitute it in for the a different force. As the cord is the same we can use the same spring constant.

6 0
2 years ago
What is reasonable first step that can be used to solve the equation 2(x+6)=3(x-4)+5?
blagie [28]

Answer:

Distribute 2 to (x + 6) and 3 to (x-4)

Step-by-step explanation:

8 0
3 years ago
How do you do estimate of percent problems?
vovangra [49]
How ever many times it goes into 100
4 0
3 years ago
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