the difference of two numbers is 4 .3 times the smaller number is 4 more than twice the larger number. find the numbers

3 answers

let the smaller be x
then the larger is x+4

3x = 2(x+4) + 4

Solve and state your conclusion.
3x=2(x+4)+4
3x=2x+8+4
3x=2x+12
12=
3x=2(x+4)+4
3x=2x+8+4
3x=2x+12
12=3x-2x
12=1x
x=12