A, 12.66 cm as 55 is above 50 which mean you have to round it to the next tenth figure which is 6.
Answer:

Step-by-step explanation:

Answer:
Equation is S = 40w + 650
So S = 40(16) + 650
S = 640 + 650
S = $1,290
Step-by-step explanation:
this because each week (W) he adds $40 and the $650 is the initial amount in his savings account. So since 16 weeks went by, just multiply that by 40 and add 650 to that product.
Answer:
True.
Step-by-step explanation:
The left side of a "two column proof" is used for your "work" and the right side justifies your statements and is your "proof."
Answer:
Yes, Jason's work is correct.
Step-by-step explanation:
When you use the commutative property, you can swap the numbers position and still get the same answer.
Hope this helps!!