anonymous
  • anonymous
The sum of two numbers is 145. Their difference is 45. What are the numbers?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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campbell_st
  • campbell_st
x + y = 145 x - y = 45 add the equations gives 2x = 190 x = 95 use this to find y
anonymous
  • anonymous
would the answer be 50 and 95?/
campbell_st
  • campbell_st
they add to 145

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anonymous
  • anonymous
yes they do
campbell_st
  • campbell_st
then there is the answer
anonymous
  • anonymous
thanx alot
anonymous
  • anonymous
How many solutions does the system of equations below have? 2y - x = 5 3x - 6y = 5
campbell_st
  • campbell_st
in... they are both straight lines so will only intersect at one point... so the solution is an ordered pair

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