Answer:
C. 4
Step-by-step explanation:
All other answer choices involve the variable 'b' and/or are tied to it in some way. The sole number 4 has no connection to the variable b, therefore it is C. 4.
Answer:
A. Yes
Step-by-step explanation:
Ok so let's simplify the ratios.
25:10 = 5:2
35:14 = 5:2
These ratios in their simplest form are equal which means yes they are equivalent to each other
Answer:
x=20
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
So we have the function:
To find the inverse, flip f(x) and x, change f(x) to f⁻¹(x), and solve for it. Thus:
Subtract 32 from both sides:
Multiply both sides by 5/9. The right side will cancel. Thus:
Our answer is B.
And we're done!
