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Whitepunk [10]
3 years ago
11

What is 4x-8y=5 6x-12y=10

Mathematics
1 answer:
Anvisha [2.4K]3 years ago
5 0
If it is a system of two unknowns:
1) 4x-8y=5 multiple by 3
2)6x-12y=10 multiple by -2
then
12x-24y=15
-12x+24y=-20
x and y equals 0, so
Answer: no solution
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Which function has zeros at x = 10 and x = 2? f(x) = x2 – 12x + 20 f(x) = x2 – 20x + 12 f(x) = 5x2 + 40x + 60 f(x) = 5x2 + 60x +
4vir4ik [10]
To find the correct function, just plug in 10 and 2 to see if the function equals zero with both numbers.

f(x)=x^2-12x+20
f(10)=100-120+20
f(10)=0         --> that's what we want, so let's check the other number

f(x)=x^2-12x+20
f(2)=4-24+20
f(2)=0          --> perfect. this function has zeros at both x=10 and x=2

The function that has zeros at both x=10 and x=2 is f(x)=x^2-12x+20.
5 0
3 years ago
Read 2 more answers
PLS HELPPPP<br> Solve 3x2 + 18x + 15 = 0 by completing the square. <br> I CANT FIND REAL ANSWER!
Dmitriy789 [7]

Answer:

x = − 1 , − 5

7 0
3 years ago
Read 2 more answers
What is the value of x and y?
aksik [14]

Answer:

Any thing u want

Step-by-step explanation:

The value of y is 25 means, in this equation, no matter what value you choose for x, y will always equal 25. So x can be anything you want.

7 0
3 years ago
A ball is thrown from the top of a 50-ft building with an upward velocity of 24 ft/s. When will it reach its maximum height? How
sergeinik [125]
24ft/s for the 1st second then it'd be 9.8mp/s which is the speed of velocity towards earth, so the 24ft/s - the 9.8 would be 14.2ft/s which is the second, the third would then be 4.4 after again subtracting 9.8. That is as far as I got, hope that helps even slightly
7 0
3 years ago
In to see the<br><br> 2x+y=20<br><br> 6x 5y = 12
Andre45 [30]

Answer:

1: x = 10 − \frac{y}{2}

y = 20 − 2 x

2: x = \frac{25}{y}

y = \frac{25}{x}

Step-by-step explanation:

6 0
3 years ago
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