Evaluate 6|5 - c| + 2c when c = 6.
Identify the properties used for the first two steps in simplifying 6ab2 + 4a2b – 3ab2 + 3a2b – 2a2b2. 6ab2+4a2b-3ab2+3a2b-2a2b2 = 4a2b+3a2b-3ab2+6ab2-2a2b2
= (4+3)a2b+(-3+6)ab2-2a2b2 = 7a2b+3ab2-2a2b2
What is a simplified expression for the perimeter of the polygon?
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