the sum of two number is 50,and their difference is 30.find the sum​

The Sun creates energy through a series of steps known as: 1. How does the girl in Ponyboy's class react when he uses a switchblade to dissect a worm? Howdoes Ponyboy feel, and what does this reveal about his character? a. Draw a food chain that could exist in your ecosystem. b. Draw a large arrow to show how the energy flows through your food chain HELPPPPP!! NO LINKS OR WILL BE REPORTED! DONT ANSWR JUST FOR POINTS!! WILL GIVE BRAINIEST! Select the correct answer. Based on the graph, how many people are willing to work when the government of a country raises the minimum wage from $17 to $25? ANSWER OPTIONS: A) 9 B) 12C) 16 D) 19 E) 28 Find the tangent of angel U. HELP PLEASE ASAP A rectangular prism has a length of 19 meters, a height of 13 meters, and a width of 14 meters. What is its volume, in cubic meters? How do adult expectations and actions manifest in children? I need this done thanks! Two tanks are being filled. Tank 1 is being filled at a rate of 3/4 gallon per 2/3minuteTank 2 is filling at a rate of 5/8gallon per 1/2minute. Which tank is filling faster? Describe the process of decomposition. (hurricane sandy 2012) so i just spent $350 on a prom dress 4 no reason rewrite algebraic expression for 3(y+10) What is the last step in the lawmaking process? The Senate has to approve it. The president has to sign it. The people have to vote on it. The legislature has to veto it. Help me please. I need it rn A paragraph about the personality of best friend PLEASE HELP!!!!!!!!!!! I NEED THIS RN!!!!! NO LINKS, JUST THE ANSWER!!!!!!!THIS IS NOT MULTIPLE CHOICE!!!!!!B. Find another city whose population starts larger than the city in part (a), butthat during this same time experienced population decline. Determine itspopulation for January 1st of the same year you picked for part (a). Write anexponential function to represent the citys population, y, based on thenumber of years that pass, x after a period of population decline. Describethe variables and numbers that you used in your equation.-c. Explain the similarities and differences between your equations in (a) and (b).d. During what year will the population of city (a) first exceed that of city (b)?Show all of your work and explain your steps.e. During what year will the population of city (a) be at least twice the size ofthe population of city (b)? Show all of your work and explain your steps. Match these items. 1. continued lack of rain culture 2. the use of fear and violence to accomplish something export 3. a more powerful nation takes some control of a weaker nation terrorism 4. tropical grassland anarchy 5. brutal killing of many people nomads 6. illegal hunting savanna 7. to send goods out of one country for sale and use in another poaching 8. wanderers with no permanent home protectorate 9. no government or law drought 10. way of life for a people group massacre Find sin(2x), cos(2x), and tan(2x) from the given information.sin(x) = - 8/17, x in Quadrant III The prefix retro-makes the phrase "retroactive tax" mean "pay taxes."A. goodB. forwardC. backD. new