fo7lleybreezcrazyh fo7lleybreezcrazyh
  • 09-03-2017
  • Mathematics
contestada

The sum of two numbers is 35. the smaller number is 5 less than the larger number. what are the numbers?

Respuesta :

atashkj atashkj
  • 09-03-2017
if large number = a
and small number = b

so
a + b = 35
and
b = a - 5
subtitute b to the first equation
a + (a - 5) = 35
2a - 5 = 35
a = (35 + 5)/2
a = 20

substitute a
a + b = 35
20 + b = 35
b = 35 - 20
b = 15
&2as
Answer Link

Otras preguntas

was Old English analytic or synthetic.?
multiply, (x+10)²=____(simplify answer)
in which direction did the black death spread during 14th century
If a restaurant sells 210 pizzas per day and wants a ratio of 3 drinks sold per pizza, how many drinks would they need to sell?
WHAT ARE THE RHYMES IN THE STORY OF `THE SEVEN AGES OF MAN ` ??
Work out the length of line segment PQ. Give your answer correct to 3 significant figures. The coordinates for line PQ are: (-2,5) (6,2) The line goes down dia
Magic squares when added all rows & columns equal the same #, such as the example on q #7. I need Question #8 . Please help
The initial population of a town is 3500 people and it grows with a doubling time of 10 years. What will the population be in 8 years?
What is experimental probability?
Describe how the eyes of a frog close.