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3 years ago

What is the value of X

Mathematics

1 answer:

musickatia [10]3 years ago

3 0

Answer:

x = 12

Step-by-step explanation:

the two equations shown should add up to 180. so I did this equation: (10x-20)+ (6x+8) = 180 and I solved for x

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Given f(x)=-x-1f(x)=−x−1, find f(0)f(0).

dalvyx [7]

The value of f(0) is -1

<h3>What is a function?</h3>

A function can be defined as an expression, law or rule that explains the relationship between two variables; a dependent and an independent variable.

Given the function;

f(x)= -x - 1

To determine f(0), we substitute the value of x as 0 in the function

So, we have;

f(0) = -(0) - 1

f(0) = -0 - 1

f(0) = -1

Thus, the value of f(0) is -1

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1 year ago

More than half of 2000.00 equals how much

lina2011 [118]

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3 0

3 years ago

17. Solve for x: 3xyz i need help i would be very grateful ty :)

olga2289 [7]

Answer:

C. x = P/3yz

Step-by-step explanation:

Given equation:

3xyz = P

Solve for x, divide both sides by 3yz:

3xyz/3yz = P/3yz
x = P/3yz

Correct choice is C

3 0

3 years ago

If you divide a five digit number by a one digit number, what is the largest possible remainder you can get

Feliz [49]

99999. You can divide 99999 by 1 and get 99999.

5 0

3 years ago

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With a detailed explanation from the internet 1/(x-5)+3/(x+2)=4

irga5000 [103]

Answer:

$\boxed{ \sf x=\dfrac{4\pm\sqrt{43}}{2}}$

Explanation:

$\rightarrow \sf \dfrac{1}{x-5}+\dfrac{3}{x+2}=4$

make the denominators same

$\rightarrow \sf \dfrac{1(x+2)}{(x-5)(x+2)}+\dfrac{3(x-5)}{(x+2)(x-5)}=4$

join the fractions together

$\rightarrow \sf \dfrac{x+2+3x-15}{(x-5)(x+2)}=4$

cross multiply

$\rightarrow \sf x+2+3x-15=4(x-5)(x+2)$

simplify

$\rightarrow \sf 4x-13=4x^2-12x-40$

group the variables

$\rightarrow \sf 4x^2-16x-27 = 0$

use quadratic formula

$\rightarrow \sf x = \dfrac{-\left(-16\right)\pm \sqrt{\left(-16\right)^2-4\cdot \:4\left(-27\right)}}{2\cdot \:4}$

simplify the following

$\rightarrow \sf x=\dfrac{4\pm\sqrt{43}}{2}$

7 0

2 years ago

Read 2 more answers

What is the value of X​

What is the value of X