Rational Number Practice Minor 1. The temperature was -5°F and then fell 8°F. Which expression shows
this? *
-5 + 8 = 3
08-(-5) = 13
0 5-8=-3
-5+-8 = -13

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b

The area of each triangle is 7 square units. the surface area of the triangular prism is

Paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.