6.07 which expressions are equivalent to 3(x + 3y + 2x - y

and are equivalent to

Step-by-step explanation:

Given

Required

Possible Equivalents

To start with; we need to simplify the expression in the bracket;

Collect like terms

At this point; we can conclude that is equivalent to

Solving further, by expanding the bracket

At this point; we can also conclude that is equivalent to

Hence,

and are equivalent to

δabc ≅ δdcb by sas because

db ≅ ac . . given (side)

bc ≅ bc . . reflexive property (side)

∠dbc ≅ ∠ acb . . alternate interior angles where transversal bc crosses parallel lines bd and ac (included angle)

96 39 cause 135 -96=39 im smart (i used a calculater)