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3 years ago

15

3x+y=-4

- 4" align="absmiddle" class="latex-formula">

1 answer:

tekilochka [14]3 years ago

3 0

Let's solve for x.

<span><span><span>3x</span>+y</span>=<span>−4

</span></span>Step 1: Add -y to both sides.

<span><span><span><span>3x</span>+y</span>+<span>−y</span></span>=<span><span>−4</span>+<span>−y

</span></span></span><span><span>3x</span>=<span><span>−y</span>−4

</span></span>Step 2: Divide both sides by 3.

<span><span><span>3x/</span>3</span>=<span><span><span>−y</span>−4/</span><span>3</span></span></span>
x=<span><span><span>−1/3</span>y</span>+<span>−4/3</span></span>

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