Jaleel and Lisa are simplifying the expression as shown.Jaleel’s MethodLisa’s MethodWhose method is correct and why?





What is the simplified expression for the expression below? –1(2x + 3) – 2(x – 1)
Celia simplified the expression . She checked her work by letting in both expressions. Her work for the original expression is shown below.Celia knows that the simplified expression should also equal 28 when . Which shows Celia’s simpllifed expression?

Tao wants to check that the expression 3(4x – 6) simplifies to 12x – 18. What is the value when 2 is substituted for x into both expressions?
Giovanni justifies whether the expression –4x – 8 is equivalent to by letting in both expressions. What is the value of each expression when ?

What is the simplified expression for the expression below? 7(x – 4) – 3(x + 5)
Darren and Quincy wanted to justify that the expression is equivalent to . Their justifications are shown below.Darren’s Method: Substitute 2 into both expressionsQuincy’s Method: Substitute 6 into both expressionsWhich explains who is correct?

Which expression is equivalent to 6(x – 4)?
Pablo is simplifying the expression below.He used the steps below to simplify the expression.Which statement is true about the steps that Pablo used to simplify the expression?





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