Danny bought a book and a game the book costs x$ and the game costs 3 times as much as the book how much money did danny spend

$4x

Step-by-step explanation:

According to the scenario, computation of the given data are s follows,

Cost of book = $x

Game cost = 3 × $x = $3x

So, we can calculate the total money spend by using following formula,

Total money spend = Cost of book + Game cost

By putting the value, we get

Total money spend = $x + $3x

= $4x

So, the total amount Danny spend is $4x.

y=3

Step-by-step explanation:

perpendicular line to Y-axis passing through any point (m,n) is of the form

y=n

so the answer is

y=3