Answer:
2.5 miles per hour
Step-by-step explanation:
ok, so we already know how long she walked in 1/2 hour and we need to find out how many miles in one full hour. So, i multiplied 1 1/4 times two to make up the one full hour and I got 2.5 miles. So the rate is 2.5 mph.
Answer:
f(x) = 4x² - 1
Step-by-step explanation:
The given function is; f(x) = x²
Now, when stretched vertically by a factor of 4, we have;
f(x) = 4x²
It's now shifted 1 unit down.. Thus, the final function will be;
f(x) = 4x² - 1
Answer:
Step-by-step explanation:
Let
x -----> Hermione was earning before the pay raise
we know that
so
The linear equation that represent this problem is
Solve for x
Divide by 1.05 both sides
Answer:
i dunno what you saying i think we were in the other country ?_?
Answer:
y = 0
Step-by-step explanation:
Substitute x into the equation, then solve for y:
y + 4 = 2(3 - 1)
y + 4 = 2(2)
y + 4 = 4
y = 0
