Look this american “ñ” hahaha
This is a problem that could be solved with proportions. Here's how to set it up.
210mi./9 gallons =413mi./x gallons
Then, you would cross multiply 9x413 then divide that my 210. The result would be the X gallons. Good Luck ♡
50.........................
5x⁴ - 3x³ + 6x) - (3x³ + 11x² - 8x)<span>
</span>Expand the second bracket by multiplying throughout by -1
5x⁴ - 3x³ + 6x - <span>3x³ - 11x² + 8x
</span>
Group like terms and simplify
5x⁴ - 3x³ - 3x³ - 11x² + 6x <span>+ 8x
</span>5x⁴ - 6x³ - <span>11x² + 14x</span>
Answer:
854
Step-by-step explanation:
There is no decimals.
