Answer:
A) -2
Step-by-step explanation:
Plus 4 in place of x
f(x) = -3x+10
f(4) = -3*4+10
f(4) =-12+10
f(4)=-2
Multiply 2 and 3 also multiply 4 and 5 and then divide the products together like so 2x3 divided by 4x5 so 6 divided by 20
Answer:

Step-by-step explanation:
Given


Required
Determine the amount paid
This is calculated as:



x = 6
Explanation:
use the pythagorean theorem which is <u>a^2 + b^2 = c^2</u>. 8 goes in either the a or b position and 10 is the longest side so it will go in the c position.
111 meters per second or 248 miles per hour