Answer:
23
Step-by-step explanation:
Estimation for addition: 86 rounds up to 90 and 17 rounds up to 20 so:
90 + 20 = 110
Estimation for subtraction is the same thing but with subtraction
90 - 20 = 70
Now for the exact answers:
86 + 17 = 103
86 - 17 = 69
Your answers are 110, 70, 103, and 69.
Answer:
I realized my mistake before, the answer is 15%
Step-by-step explanation:
93.80-79.73
you divide that answer by 93.80
* by 100 and add a %
5(2x-3)+7
distribute the 5 to the 2x and -3
10x-15+ 7
combine like terms -15+7
10x-8
Answer:
D K/m
Step-by-step explanation:
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