Answer:
12
Step-by-step explanation:
He went wrong when he did 16 + 3 first when he should have done 23 minus 16 which is 9. Then 9 plus 3 equals 12.
-6 + [4 - (x - 2)] = -6 + (4 - x + 2) = -6 + (6 - x) = -6 + 6 - x = -x
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That might have your answer
I’m not great at explaining but I hope with the way I did the work explains.
Answer:
81.5+2.6=84.1
understand: we have to add the weight lost to her current weight to find the original weight.
plan: first we take 81.5 and add the weight lost to it 2.6
solution: 81.5+2.6=84.1
check: 84.1-2.6=81.5
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