saraholivermalcolm saraholivermalcolm
  • 03-07-2020
  • Mathematics
contestada

4. The sum of two numbers is 28 and their difference is 6. Find each of the numbers

Respuesta :

gilbertazavedo72
gilbertazavedo72 gilbertazavedo72
  • 03-07-2020

Answer: 11, 17

Step-by-step explanation:

x + y = 28.........(1)

x = 28-y

x - y = 6..... . (2)

Substituting in (2)

28-y - y = 6

28 - 2y = 6

28-6 = 2y

y = 22/2 = 11

x = 28-y

x = 28 - 11 = 17

Answer Link

Otras preguntas

Why nacl doesn’t coduct electricity?
10.9010 has how many significant figures
Members of the Ku Klux Klan (KKK) MOST LIKELY intimidated Southern voters in order to A) continue the Civil War. B) recruit new Klan members. C) drive freedme
which would you use for referring to two shirts in spanish
how do i attach a graph to my question
what was regarded as a strong point of jefferson davis background
Someone help me PLEASE ! What is the measure of the indicated central angle? A) 10 degrees B) 20 degrees C) 30 degrees D) 40 degrees E) None of the above
h = (500 - 260) ÷ 2 Please help
Quick! Anyone know the answer?
for a1, its atomic number is 13 and its mass number is 27 how many neutrons does it have?