I'm not 100 percent sure but I think is e
Answer:
Step-by-step explanation:
hi
Answer:
The answer is 11, I think, hope this helps!
Step-by-step explanation:
Step-by-step explanation:
Substitute the y in the 1st equation with the 2nd equation.
7x + 10(2x + 9) = 36
7x + 20x + 90 = 36
27x + 90 = 36
3x + 10 = 4
3x = -6
x = -2
So now we can find y.
y = 2x + 9 = 2(-2) + 9 = (-4) + 9 = 5.
So x = -2, y = 5.
Answer:
25ft
Step-by-step explanation:
2hr=10ft
5hr=25ft
5-2=3 so you have to find what they did for the 3 hours which is another 2 plus half so 25ft.
