Answer: 
Step-by-step explanation:

This could be written in index form as :

By laws of indices , we will equate their power , that is :

Expanding , we have :


factorising the Quadratic equation , we have :



Therefore:
or 

290 divided by 10(value of a dime)= 29
answer is 29 dimes
Answer:
120th term = 961
where
a = first term
d = common difference
n = number of terms
Step-by-step explanation:

Answer:
A pound of salmon costs <u>7 dollars</u>.
Step-by-step explanation:
Let's use a ratio:
pounds : $$$
8 : 56
4 : 28
2 : 14
1 : 7
A pound of salmon costs $7