Marla is solving the equation shown below. Two of her friends, Peter and Uma present equations that they claim are equivalent to Marla's. Which
statement is correct about their equations.
=
Marld's equation :
[(x + 5) + x ] + 8 15
Peter's equation : (x + (5 + x)] + 8
+ 8 = 15
Uma's Equation : (x + 5) + (x + 8]
= 15
Only Peter's equation is equivalent to Marla's
Only Uma's equation is equivalent to Marla's
Both Peter and Uma have written equations that are equivalent to Marla's.
Neither Peter nor Uma's equations are equivalent to Marla's.