Please help me The difference of two numbers is 9. If the larger number is one more than twice the smaller number, find the lage
r number
1 answer:
Answer:
17
Step-by-step explanation:
Let the larger number be represented by x
Let the smaller number be represented by y
from the question, the next equations can be gotten :
x - y = 9 equation 1
x = 1 + 2y equation 2
Substitute for x in equation 1
1 + 2y - y = 9
1 + y = 9
Collect like terms
y = 9 - 1
y = 8
Substitute for y in equation 1 and solve for x (the larger number)
x - 8 = 9
x = 9 + 8
x = 17
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Answer:
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Step-by-step explanation:
30
<u>+67</u>
97
Answer:
12
Step-by-step explanation:
use Pythagorean theorem
37^2 = 35^2 + x^2
x= ±![\sqrt[2]{37^2-35^2}](https://tex.z-dn.net/?f=%5Csqrt%5B2%5D%7B37%5E2-35%5E2%7D)
x1 = 12
x2= -12 but it is illogical as length cannot be negative
answer: x = 12
Answer:
Step-by-step explanation:
Given : Function 
To find : The derivative of the function by using the Product Rule ?
Solution :
The product rule of derivative is
Here, u=x-3 and v=x+3
Therefore,
Answer:
x=3 and x=-1
Step-by-step explanation:
If f(x)=g(x), then 2x+3=x^2:
x^2-2x-3=0
(x-3)(x+1)=0
x=3 and x=-1
Answer is below
B
12.85*5=64.25
