Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


Let two number be x and y
x-y=3 equation1
1/x+1/y=7/10 equation2
but y=x+3
substitute in equation2
we get 7x^2+x+30
solving the quadratic equation
x=2 or -15/7
when x=2
then y=5
when x=-15/7
then y=6/7
x=2 y=5

1 5 1
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts