Daniel is three years older than twice his brother's age. Daniel is 17. Fill in the box with the expression that represents the

Question

kari74 [83]

3 years ago

15

Daniel is three years older than twice his brother's age. Daniel is 17. Fill in the box with the expression that represents the

age of Daniel's brother. Let b represent Daniel's brother's age.

Mathematics

1 answer:

masha68 [24] · Answer 1 · 2022-03-18T15:15:29+03:00

masha68 [24]3 years ago

4 0

Daniel's age is X
Daniel's brother age is Y

X = 3 + ( 2Y )

Y = ( X - 3 ) / 2

In case of Daniel is 17

then his brother's age is = ( 17 - 3 ) / 2 = 7 years