Amy is 3 years older than her brother. together, their ages are 14. amy wrote the equation x+(x+3)=14 to represent the sum of their ages. what does x represent in amy’s equation? amy’s age amy’s brother’s age the sum of their ages the difference of their ages

She is 3 years older than her brother and has (x+3) in the equation means that x is being used as her brothers age. (She is adding 3 to her brothers age)

The answer is Amy's brother's age.

the answer is b.

step-by-step explanation:

identity property is where 0+whatever number=whatever number. basically 0+ a number.

1/8 3/16 3/4

step-by-step explanation:

you put them as all the same denominator and multiply