<span>Multiply the 2nd equation by (-4). This will eliminate the x's when you add the two new equations together.
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Let's replace the value found in the first equation:
least common multiple (5)
-5( 1-5x ) + ( -8x - 2 ) = -4x - 8x
2 answers:
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<span>Multiply the 2nd equation by (-4). This will eliminate the x's when you add the two new equations together.
</span>
--------------------
Let's replace the value found in the first equation:
least common multiple (5)
Answer:
f(x)=x-3
Hope this helps ;)