Solve each system by graphing. 2) y=-3x+1 1) y = =x+3 2 y = 2x - 4 Ay y= - - 4 4 5 4 3 2 -1 5 4 3 2 Solve each system by substitution. 3) y=-5x - 13 4) y = 8x + 3 y = -4x - 12 -8x - 3y=-9 5) x+2y=5 6) -8x - 2y = 18 5x + 4y =-5 4x + 4y=-24 Solve each system by elimination. 7) - 8x + 8y=8 8) -8 - 4x =8y 8x + y = 10 8x + 16 = 18y9) Pranav and Cody are selling fruit for a school fundraiser. Customers can buy small boxes of tangerines and large boxes of tangerines. Pranav sold 15 small boxes of tangerines and 12 large boxes of tangerines for a total of $426. Cody sold 11 small boxes of tangerines and 12 large boxes of tangerines for a total of $370. What is the cost each of one small box of tangerines and one large box of tangerines? Solve each system by elimination. 10) -3x + 6y =24 11) 6x - 10y =4 8x + 3y=-7 10x - 9y =22 12) Find the value of two numbers if their sum is 19 and their difference is 3. 13) Willie and Shawna each improved their yards by planting daylilies and ornamental grass. They bought their supplies from the same store. Willie spent $51 on 15 daylilies and 7 bunches of ornamental grass. Shawna spent $55 on 8 daylilies and 13 bunches of ornamental grass. What the cost of one daylily and the cost of one bunch of ornamental grass? 14) Daniel's school is selling tickets to the annual dance competition. On the first day of ticket sales the school sold 4 adult tickets and 12 student tickets for a total of $188. The school took in $286 on the second day by selling 11 adult tickets and 12 student tickets. Find the price of an adult ticket and the price of a student ticket. 15) Going down the river a boat went 25.61 km/h. Going up the river it only went 4.55 km/h. How fast would the boat go if there were no current