If u need to get 20% of $34 u can find 10% which is 3.40 which means to get 20% you need to double it to 6.80 and that’s how much the tip was therefore if she had her total bill of $34+$6.80 tip that means the total is $40.80
He pays $420
0.08*5=120
300+120= $420
a+2a=3a
3a=3a
The answer is infinetly many solutions.
Refrection of point (0, 0) across y = 3 gives point (0, 6)
Refrection of point (0, -6) across the x-axis gives point (0, -6)
18·0.05= 0.9
0.9+18= 18.90
Even will earn $18.90 dollars an hour.
