Mathematics, 21.07.2020 01:01 cmflores3245

45.50 Which is a possible next step?
Sharina simplified the expression 3(2x - 6 - x + 1)2 - 2
+ 4x. In Step 1 she simplified within the parentheses. In
Step 2 she expanded the exponent.
Sharina's Work
Simplify the expression by adding and subtracting
from left to right
Combine like terms within the parentheses.
Combine all X-terms
Distribute the 3 to each term in the parentheses by
multiplying
3(2x-6-x+1)2-2+4x
1
3x-5)2 -2 +4x
2.
3(x2 – 10x +25
-2 +4x
3
4
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Next
Mark this and return
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45.50 Which is a possible next step?
Sharina simplified the expression 3(2x - 6 - x + 1)2 - 2...