Find the polynomial that models the problem and use it to estimate the quantity. 14. A rectangle has a length of x and a width of 5x + 4 – x'. Find the perimeter of the rectangle when the
length is 5 feet.

What is the value of the digit 1 in the number 13?

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius

Solve -2(4y + 6) = 52. 5 -5 8 -8 and !