Answer:
-t
Step-by-step explanation:
Additive inverse of t:
t*-1 = -t
It has no solution
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Answer:
F = 15
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<span>x=<span><span>(<span>x+1</span>)</span><span>(<span>x+y</span>)
</span></span></span>Step 1: Flip the equation.<span><span><span><span><span>x2</span>+<span>xy</span></span>+x</span>+y</span>=x
</span>Step 2: Add -x to both sides.<span><span><span><span><span><span>x2</span>+<span>xy</span></span>+x</span>+y</span>+<span>−x</span></span>=<span>x+<span>−x</span></span></span><span><span><span><span>x2</span>+<span>xy</span></span>+y</span>=0
</span>Step 3: Add -x^2 to both sides.<span><span><span><span><span>x2</span>+<span>xy</span></span>+y</span>+<span>−<span>x2</span></span></span>=<span>0+<span>−<span>x2</span></span></span></span><span><span><span>xy</span>+y</span>=<span>−<span>x
2</span></span></span>Step 4: Factor out variable y.<span><span>y<span>(<span>x+1</span>)</span></span>=<span>−<span>x2</span></span></span>
Step 5: Divide both sides by x+1.<span><span><span>y<span>(<span>x+1</span>)</span></span><span>x+1</span></span>=<span><span>−<span>x2</span></span><span>x+1</span></span></span><span>y=<span><span>−<span>x2</span></span><span>x+1
</span></span></span><u>So the answer is: y= -x^2/ x+1</u><span><span><span /></span></span><span><span><span /></span></span>
Answer:
Step-by-step explanation:
The lines in between the numbers are called absolute value bars. Whenever you see numbers that have absolute value bars, know that the numbers become positive.
Therefore,
|-15| = 15
|-7| = 7
Now we just add,
15+7=22
Final answer = 22