Answer:
.
Step-by-step explanation:
Around $634.85 per year
Because:
$32.85+$35(12 months)+$3.5(52 weeks in a year)= Total cost per year
$420 $182
$32.85 + $420 + $182 = $634.85 per year
So the rule with multiplying exponents of the same base is to add the exponents together. Applying this rule here would look like this:

In short, your simplified expression is going to be -16x^7y^6.
I believe it’s 140 maybe.
Answer: 70x^2 -50x
Step-by-step explanation:
^ means exponent