A 4) Sierra writes the expression -10(0.2 - ). She asks Blaine to help her simplify the
expression by simplifying the part in the parentheses. Sierra will then complete the
rest of the problem afterward.
What could Blaine and Sierra get as answers?
Blaine could simplify (0.2 - ) and get -0.2, then Sierra can multiply Blaine's answer by -10
and get -2 as the final answer.
B Blaine could simplify (0.2 - ?) and get -0.2, then Sierra can multiply Blaine's answer by - 10
and get 2 as the final answer.
Blaine could simplify (0.2 - ) and get -0.6, then Sierra can multiply Blaine's answer by -10
and get -6 as the final answer.
D Blaine could simplify (0.2 - ) and get -0.6, then Sierra can multiply Blaine's answer by -10
and get 6 as the final answer.
5