Solve (x+y)^2=5 implicitly

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Put the equation in slope intercept form by solving for y