# Thread: simplify each expression. Justify each step

1. ## simplify each expression. Justify each step

4.9.50= (33+45) + 7

2. Your problem is hard to understand

is it

$(4)(.9)(.50) = (33+45) + 7$

or

$(4.9)(.50) = (33 + 45) + 7$

,

### simplify each expression justify each step (33 45) 7

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