4) 7x + 2y = 14 -5x + 6y = -12 XXXXXXXXXX,0 ) 8) x = -y Y= 5/8 x – 13 (8, -8) 12) y=1/2 x + 2 Y = 2x -1 18) -x + 2y = 4 XXXXXXXXXX3x + 4y = -12 22) 5x + 5y = 5 X + y = 1 Ex2 5) Y = 4x -3 5x + y = 15...

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4) 7x + 2y = 14 -5x + 6y = -12 (2,0 ) 8) x = -y Y= 5/8 x – 13 (8, -8) 12) y=1/2 x + 2 Y = 2x -1 18) -x + 2y = 4 3x + 4y = -12 22) 5x + 5y = 5 X + y = 1 Ex2 5) Y = 4x -3 5x + y = 15 7) x= 7y + 11 4x – 5y = -2 10). X + 4y = 1 5x +3Y = 5 15) x – 2y = 10 3x – 6y = 30 18). 2y – x = 4 X + 6y = 8 Ex3 5) X – y = -3 2x + y = 18 6) x + 3y = 1 -x + 5y = -9 8) 4x – y = -15 3x+ y = -6 13) 4x + 15y = 13 3x + 5y =16 15 ) 9x -7 y = -14 4x + 3y = 6 Ex 4 5) Through 2018, Jay-Z had been nominated for 14 fewer BET Awards than Beyoncé. Determine how many nominations each performer received if they got a total of 84 nominations. 6) From 1965 to 2000, twice as many people immigrated to the United States from the Philippines as from Vietnam. The total number of immigrants from these two countries was 2,100,000. How many people came to the United States from each country?  1. 12) The length of a rectangle is 3.5 in. more than its width. If the perimeter is 23 in., what are the dimensions of the rectangle? 1. 14) Eliza needs 332 in. of a decorative border to sew around a rectangular quilt she just made. Its width is 26 in. less than its length. Find the dimensions of the quilt. 1. 16). The length of a rectangular mirror is twice its width. Find the dimensions of the mirror if its perimeter is 246 cm. = An iPod Touch is rectangular in shape and has a perimeter of 343.6 mm. Find its length and width given that it is 48.2 mm longer than it is wide.