Anna+patrick
anna=52
patric=x
susitute
52+x
tada
combined weight=52+x
You have to use PEMDAS:
Parentheses
Exponents
Multiplication
Division
Addition
Subtraction
First, do parentheses.
32 - 42 = -10
22 + -10 = 12
Answer = 12
Hope this helped
Have a great day :)
$62 total food amount
6% tax
20% of original cost of food for tip
62x0.06= 3.72
62x0.2= 12.4
62+12.4+3.72= $78.12
the total cost of the group is $78.12
Answer:
-3<x<3
Step-by-step explanation:
let y=0
0=x^2-9
0=(x+3)(x-3)
x=-3 and x=+3
