Divide both sides by 5
4x + 7 = 59
Subtract 7 on both sides
4x = 52
Divide 4 on both sides
x = 13
100x+50= your answer
For example if 3 cavities are filled you would have to multiply 100(3)+50=350
I hope this helps!
Answer:
2
Step-by-step explanation:
1+1=2 and 2=2
First of all, since all powers of x in this function are even, the entire function is even. Thus, using -x as input doesn't change the function. Thus, f(-x)=2x^2-4.
