3 years ago

Solve the following system of equations. 2x + y = 3 x = 2y - 1

1 answer:

Sloan [31]3 years ago

5 0

2x + y = 3

First give them values.

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EleoNora [17]

[Note that you don't have to evaluate k to solve the problem]

$x = \frac{kuv}{(u+v)}$

That means that

$x \frac{(u+v)}{(uv)} = k, a \: constant$

So, you want $x$ such that

$x \frac{(3+3)}{(3 \times 3)} = 3 \frac{(3+1)}{(3 \times 1)}$

$x=6$

4 0

3 years ago

lina2011 [118]

Answer:12

Step-by-step explanation:

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3 years ago

Llana [10]

Answer: There is 17 marbles

Step-by-step explanation:

A: 4+8+5=17

B: 8

C: It has more marbles than the others.

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3 years ago

Sati [7]

The answer is simple it is
c

7 0

4 years ago

irinina [24]

Sadly the answer has to be at least 20 characters long so I have to say this so I can give you the answer which is 14

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4 years ago