Ahmed spent 1/3 of his money on a burrito and a water bottle. The burrito cost 2 times as much as the water. The burrito cost $4 and 2 times as much as the water, so, the water is the burrito cost divided by 2 , Water=$4/2=$2 So, water + burrito =$2+$4=$ 6 This $ 6 is 1/3 of the money, Ahmed have left 2/3 of the money ( 1- 1/3)

19

step-by-step explanation:

3x + 4y -25 =0 represents the amount of change sianna should recieve

n=9

step-by-step explanation:

7 times a number = 7n

decreased by 13 = 7n-13

same as is =

5 times the number = 5n

increased by 5 = 5n+5

7n-13 = 5n+5

2n=18

n=9

answer: 10 turtles

step-by-step explanation: as turtles have four legs so 4.10=40 therefore birds are 4 which sue counted