Answer:
3
Step-by-step explanation:
f(x) = 2x-5
substitute 4 in for x
f(4) = 2*4 -5
f(4) = 8-5
f(4) =3
Answer:
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Answer:
√3
Step-by-step explanation:
The formula for the area of a trapezoid is
Plugging in our information, we have
Combining like terms in parentheses, we have
To cancel the 1/2, we will multiply both sides by 2:
Divide both sides by 8:
Divide both sides by √2:
Answer:
m = 2
b = -3
Step-by-step explanation:
m is slope. b is the y-intercept.
Hope it helps!
I only know the first part (the expression which represents the amount Rita spent at the mall)
18.54x + 48