Question

I DONT UNDERSTAND!! PLEASE HELP!!

Answer 1

A.  let x be amount of money ofelia originally had

x - 12 = 15

x = 15 + 12
x = $27

b
let smallest integer be x, then

x + x+1 + x + 2 = 234
3x = 234 - 3 = 231
x = 231/3  =  77

so the 3 numbers are 77,78 and 79.

Answer 2

A. x-12=15 x = 27
b. x+x+1+x+2 = 234 3x = 231 x=77 so the numbers are 77,78,79