let
x-------> walnuts that Mario eats in a week
y-------> walnuts that Yolanda eats in a week
we know that
x=2y-------> equation 1
y=6*7-------> y=42 walnuts
substitute the value of y in equation 1
so
x=2*42-----> x=84 walnuts
therefore
the answer is
Mario eat in a week 84 walnuts
Solution
if the number _C__ is a root of a polynomial, then x-c is a factor.
Whenever we have a polynomial
Example

Where is the shape?????????????????
Answer:
1150
Step-by-step explanation:
a2=a1+d
d=4
sn=(n/2)(2a1+(n-1)d)
s25=(25/2)(2×(-2)+24×4)=25×46=
1150
Answer:As 1,000 multiplied by 1 equals 1,000. So, 1000 is thousand times bigger than 1. For instance, 100 is 10 times bigger than 10.
Step-by-step explanation: Brandon .w.