3 years ago

What is the x-value of the solution to the system of equations? 5x + 4y = 8 2x − 3y = 17

2 answers:

7 0

the answer is C or 4

icang [17]3 years ago

3 0

The value of x will be 4

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Arte-miy333 [17]

Answer:

$3/book

Step-by-step explanation:

cost per book means divide the price of all the books by the number of books

$15/(5 books) = $3/book

4 0

3 years ago

pogonyaev

3/4 = 6/8
so u need 60*6, so
c=60*6 ?
c meaning calories

3 0

3 years ago

Alex

The answer is 26 because I said so I took this 5 years ago I’m in college now

8 0

3 years ago

lisov135 [29]

5x=440
×=the number of tickets sold

then you woukd just divide 440÷5=88
88 tickets were sold at the door

4 0

3 years ago

Zanzabum

The law of cosines states that, if $\alpha$ is the angle between sides b and c,

$a^2 = b^2+c^2-2bc\cos(\alpha)$

So, plugging our values, we have

$a^2 = 16+16-2\cdot 4\cdot 4\cdot\cos\left(\dfrac{\pi}{4}\right)$

This is equal to

$a^2 = 32-32\cdot\dfrac{\sqrt{2}}{2} = 32-16\sqrt{2}$

3 0

3 years ago