330077
330077 330077
  • 02-03-2020
  • Mathematics
contestada

the sum of two numbers is 35 and the difference is 15

Respuesta :

Spykids
Spykids Spykids
  • 02-03-2020
x+y= 35
x-y=15
+_____

Solving it we get:

2x=50
x=25.

We can plug x back in to get y.

25+y=35

y=10

Hope this helps!
Answer Link

Otras preguntas

8x = 7x + 3 Would I combine the 8x and the 7x at all in this equation?
Can anyone help me with this kinda stuck
Which number is prime? Choose each correct answer. 55 56 57 58 59 60 61
If the caffeine concentration in a particular brand of soda is 1.87 mg/oz, drinking how many cans of soda would be lethal? Assume 10.0 grams of caffeine is a le
What does it mean when it says attention for a mailing address?
what should you do prior to using a triple beam balance
Which simple machine is best used to split apart an object?
the angle of elevation from a ship to the top of a 35 m lighthouse on the shore measure 28 degrees. How far is the ship from shore
What have the courts ruled about quotas as a part of affirmative action programs?
Is_sum_odd that takes a non-negative integer number as parameter and returns true if the sum of individual digits is odd, false otherwise.