3 years ago

-4x+3y= -2 y=x -1 Solve for X and Y

Mathematics

1 answer:

Rzqust [24]3 years ago

6 0

(xy)=(9,4). Hope this helps

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Explanation

Step 1

you can easily solve this by using a rule of three.

Let

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the proportion is the same

then

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Step 2

solve for x

$\begin{gathered} \frac{7.14}{42}=\frac{x}{63} \\ 63\cdot7.14=42x \\ x=\frac{63\cdot7.14}{42} \\ x=\frac{449.82}{42} \\ x=10.71 \\ \end{gathered}$

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