f(x)=5x-3
use the substitution method
f(5)=(5)(5)-3
multiply the parentheses first
using: PEDMAS
P=Parentheses
E= Exponents
D=Division
M=Multiplication
A= Addition
S=Subtraction
(5)(5)=25
25-3
=22
answer:
f(5)=22
N is 7.5 because prq is 3x the size of abc
Answer:
All these rooms are rectangles so to find the
area of the rooms multiply length by width.
Living Room: 5x4 = 20 m^2
Answer:
6.2 x 10^10
Step-by-step explanation:
= 
