Problem Solving and Reasoning

[@dolorestano6844]

Thank you so much for this video sir

[@sirarvz5267]

No problem mam

[@matthewarellano4073]

Sa example 4 po, di ko po gets yung nangyare sa commutative property papunta sa closure hehe

[@sirarvz5267]

3x - 2x is x
So, the next line is
x + 12 = 20