Answer:
<h2>-11y - 4.1x</h2>
Step-by-step explanation:
![(-12.7y-3.1x)+5.9y-(4.2y+x)\\\\=-12.7y-3.1x+5.9y-4.2y-x\qquad\text{combine like terms}\\\\=(-12.7y+5.9y-4.2y)+(-3.1x-x)\\\\=-11y-4.1x](https://tex.z-dn.net/?f=%28-12.7y-3.1x%29%2B5.9y-%284.2y%2Bx%29%5C%5C%5C%5C%3D-12.7y-3.1x%2B5.9y-4.2y-x%5Cqquad%5Ctext%7Bcombine%20like%20terms%7D%5C%5C%5C%5C%3D%28-12.7y%2B5.9y-4.2y%29%2B%28-3.1x-x%29%5C%5C%5C%5C%3D-11y-4.1x)
It seems as though x would be the same, because it’s a 90 degree angle cut in half
Answer:
$421.10
Step-by-step explanation:
If the discount is 10%, that means the sale price is 90% of the original price.
Write the equation that represents that:
378.99 = 0.9x. Solve for x. Divide both sides by 0.9
378.99/0.9 = 421.10
That is the price before the discount and tax.
Answer:
A. .2
B. .03 (There was no fraction line in question)
C. .093
D. .1456
Step-by-step explanation:
It's hard to explain, I'm sorry, but I hope this helped you!
17. 2x<16 x=7 or lower
All I can help you with is #17,
sorry that I can't answer the other 3.
I hope this helped! :-)