Total to pay per autograph= 8.00+13.25=21.25
Number of autographs you can buy = 2(21.25)= 42.5
You can buy two autographs and have a change of 8.25
Answer:

Step-by-step explanation:
Apply Distributive property:

Add like terms and then add 63 to both sides of the equation:

Pick the coefficient of the x term, divide it by 2 and square it:

Add it to both sides of the equation:

Rewriting the left side as a squared binomial, we get:

Apply square root to both sides:

And finally we need to add 1 to both sides of the equation. Then we get:

Answer:
in sixteen ways
Step-by-step explanation:
you would add up 4,7 and 7. that will get you to sixteen!
Answer:
distributive
Step-by-step explanation:
you are distributing 5(d+1) into 5d +5