The sum of Joy's age and her brother's age is 24 . Her brother's age is 3 years older than twice Joy's age. What is the difference, in years, between Joy's age and her brother's age?

hi,

3. 12.15, you are correct.

4.2.01, your first digit is correct,

hope this !

let's solve your equation step-by-step.

4x+2=2x+12

step 1: subtract 2x from both sides.

4x+2−2x=2x+12−2x

2x+2=12

step 2: subtract 2 from both sides.

2x+2−2=12−2

2x=10

step 3: divide both sides by 2.

2x

2

=

10

2

x=5

step-by-step explanation:

step-by-step explanation:

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