Module 08 Exercise

faculty 08 manage Each puzzle is worth 5 points for a total of 50 points. satisfy enter your answers and calculations on the tercet page victimisation the comparison Editor. 1. Determine whether (-3,1) is a tooth root of the following arranging of equations: y=-13x 3y=-5x-12 2. crop using the relapse order: r=-3s r+4s=10 3. cultivate using the cry exchange regularity: x-y=5 x+2y=7 4. The perimeter of a example uplifted school basketball game court is 268 ft. The length is 34 ft greater than the width. limit the length and the width of the court. 5. figure out this system of equations using the reasoning by elimination method: 3a-3b=-15 -3a-3b=-3 6. Solve using the coevals principle first. and so(prenominal) work the elimination method: 7p+5q=2 8p-9q=17 7. Solve using the generation principle first. Then employ the elimination method. 2x+y=13 4x+2y=23 8. Solve by rearranging the equations first. Then use the multiplication principle and then use the elimination method: 3x=8y+11 x+6y-8=0 9. A vendition machine contains nickels and dimes worth $14.50. at that place atomic number 18 95 much nickels than dimes. How many nickels and how many dimes are there? 10. Jennifer is twice as disused as Ramon. The pairing of their ages 7 yrs ago was 13. How old are they now?

Module 08 Exercise Answers Faculty Comments| #| Answer| Calculations | | 1| x=-3| y=-13x 3y=-5x-12y=-x33y=-5x-123(-x3)=-5x-12-x=-5x-12-x+5x=-12 4x=-12 4x4=-124x=-124x=-3| | 2| s=10r=-30| r=-3s r+4s=10r=-3s (-3s)+4s=10 -3s+4s=10 s=10r=-3(10) s=10r=-30s=10| | 3| y=23x=523| x-y=5 x+2y=7x=y+5x=y+5 (y+5)+2y=7y+5+2y=7 3y+5=73y=-5+73y=23y3=23y=23x=23+5x=5+33+23x=153+23x=15+23x=173y=23| | 4| x=51| 2x+2(x+34)=2682x+2x+64=2684x+64=2684x=204x=51| | 5| a=-2b=3| 3a-3b=-15 -3a-3b=-33a=3b-153a3=3b3-153a=3b3-153a=b-5a=b-5 -3(b-5)-3b=-3--3b+15-3b=-3 -6b+15=-3-6b=-15-3 -6b=-18-6b-6=18-6-b=18-6-b=-3 -b · -1=-3 · -1b=3 a=(3)-5 b=3a=3-5a=-2b=3| | 6| p=1q=-1| 7p+5q=2...If you compliments to get a adept essay, grade it on our website: Orderessay

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