Kendra was asked to find the number of students who planned to attend the evening symphony performance. She was told that 40 per
2 answers:
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Sum means addition
negative 18 means -18
a number can be x
Sum of negative 18 and x should be 11
thus the equation is
negative 18 means -18
a number can be x
Sum of negative 18 and x should be 11
thus the equation is