Final answer:
To translate the given sentence into a one-step equation, the correct equation is 'd + 24 = 49.'
Step-by-step explanation:
To translate the given sentence into a one-step equation, let's break it down. The sentence states that 'Diego's savings increased by 24 is 49.' This can be written as a one-step equation as follows: d + 24 = 49. Here, 'd' represents Diego's savings, '+24' represents the increase, and '49' represents the final or new amount of savings.
Learn more about one-step equation