lucasostrem25 lucasostrem25
  • 04-10-2020
  • Mathematics
contestada

Find two numbers whose sum is 49. If the greater is 4 more than 8 times the smaller. Solve

Respuesta :

sidemi06
sidemi06 sidemi06
  • 04-10-2020


I got
44
and
5
Explanation:
Call the numbers
x
and
y
, you get:
x
+
y
=
49

x
=
8
y
+
4

substitute the second equation into the first:
8
y
+
4
+
y
=
49

9
y
=
45

y
=
45
9
=
5

so that:
x
=
8
⋅
5
+
4
=
44
Answer Link
ciqarz
ciqarz ciqarz
  • 04-10-2020

Answer:

5 and 44

Step-by-step explanation:

smaller number: x

greater number: 8x + 4

x + 8x + 4 = 49

9x + 4 = 49

9x = 45

x = 5

smaller number: 5

greater number: ?

8(5) + 4 = 40 + 4 = 44

5 + 44 = 49

Hope that helps.

Answer Link

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