1. factor. 100x^2−20xy+y^2 2. factor. 4x^2−49y^2 3. subtract. (x^2+3x−7)−(3x^2−5x+3) 4. multiply. −2x(6x^4−7x^2+x−5) this is really important i need it done by 2/4/2018 1: 00 you (show your work or no points)

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30

Which table shows a proportional relationship between miles traveled and gas used?