johniyabrown26
johniyabrown26 johniyabrown26
  • 01-02-2019
  • Mathematics
contestada

If a + b = 28 and a - b = 10, then b =?

Respuesta :

frostwhisker309 frostwhisker309
  • 03-02-2019

Answer:

b=9

Step-by-step explanation:


Answer Link

Otras preguntas

To what extent did Germany threaten American people, territory, and interest?
Which is a characteristic of civilization? bronze tools and weapons an army art and literature government
is 3/47 a rational number
The power to create laws and to regulate taxes and commerce belong to which branch of government
The ______ made it apparent that russia was desperately in need of industrialization and reform A)american revolution B) industrial Revolution C)crimean war D)N
What can I multiply to get 56
When electrons are shared, the type of bonding is called?
what is a good way to study
what is the sum of 1/7 and 2/7
Michaela purchases a box of cereal for $3.95, chicken for $5.99, orange juice for 2.10$, and a loaf of bread for $1.05. She has $15 with her. Which esimate is m