The perimeter of this triangular plot of land can be represented by the expression 3x2 + 10x + 20. 6x + 11
2x2 + 9
Write a polynomial that represents the measure of the third side of the plot of land.

Given: f(x) = 2x + 5 and g(x) = x2 and h(x) = -2x h(g(f( = x2+ vx+ x + y

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?