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Mathematical Problem Solving And Algebraic Applications

Get precise Homework Answers for a variety of algebraic problem-solving techniques.

Wyatt Evans

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12 months ago

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Mathematical Problem Solving and Algebraic Applications1)-2y-8 =7+6yOr,-2y-6y= 7 + 8Or,-8y=15Or,y=-15/8 answer2)F=9/5 C +32Or, F=(9C + 160)/32Or 32F=9c + 160Or, 32F–160=9cOr (32F-160)/9=CSo C=(32F-160)/9 answer3)Let initial salary was XNow 6 % raise she has got.So X + 6/100 X=21200Or 106X/100=21200Or X=20000 answer4){q,s,u,v,w,x,y,z} intersection {q,s,y,z}Intersection means common element between two brackets={q,s,y,z} answer5)3m + 4=9

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Or, 3m=9-4Or, 3m=5Or, m=5/3 answer6)2x+6 < 10Or, 2x<4Or, x<4/2Or, x<2answer7)F(x)=x^2–3x +7F(0)=0^2–3* 0 +7F(0)=7 answer8)Y=4X + 7Compare it with line y=mx+cWhere m=slope ,c =interceptSo hereslope=4,y-intercept=7answer9)The given lines are3x-4y=-15…eqn18x+6y=-15……eqn 2Here slope m1=3/4 ans slope m2=-4,3Now if m1=m2 implies parallel lineM1* m2=-1 implies perpendicular lineHere m1* m2=3/4 *-4/3=-1

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