16 - 7 is 9
9 x 2 is 18
His weekly allowance is 18
The equation would be 4x+5y=6.33 and 3x+3y=4.11
so from their you would do the calculations and get 0.52 and 0.85
To make sure the caluclations aare right you just hae to put in the numbers for the x and y
4(0.52)+5(0.85)=6.33
So 1 donutis $).52
1 large coffee is $0.85
Answer: 8.66666666667
Step-by-step explanation:
Answer:
6 feet
Step-by-step explanation:
This problem involves using ratios to compare side lengths in similar triangles.
136/34=x/1.5
136/34*1.5=x/1.5*1.5
136/34*1.5=x
x=6
The man is 6 feet tall
