liyah1720 liyah1720
  • 11-02-2019
  • Mathematics
contestada

The sum of two numbers is 84. Their difference is 32

Respuesta :

hroscoe
hroscoe hroscoe
  • 11-02-2019
Set it up like:
x + y = 84
x - y = 32

You can add the equations to eliminate y:
2x + 0y = 116
2x = 116; now divide by 2 to isolate the x, and you get x= 58

Now plug x= 58 into either equation and solve for y.

58 + y = 84; subtract 58 from both sides to isolate y, and you get y= 26
Answer Link

Otras preguntas

Please help me solve this problem. I don't understand
Why is it more important to monitor your word choice in a professional environment
How did Daoist outlook differ from that of Confucianism?
what are three reasons that cells must reproduce by mitosis
Explain how estimating the quotient helps you place the first digit in the quotient of the division problem.
Help me solve this equation. (x-5) =10 where y =3
While auscultating the heart, a healthcare provider notices s3 heart sounds in four clients. which client is at more risk for heart failure?
Colonial opposition to the stamp act was stronger than opposition to the sugar act because
What was the impact of geography on the development of chinese societies?
Breaking carbohydrates into their subunits will yield_____ as products. Breaking down proteins will yield_____ as products.