2 answers:
Answer:
13
Step-by-step explanation:
15 - 4 + ( 7 - 5)
remember the order of operations
simplify parenthesis first
15 - 4 + ( 7 -5 )
15 - 4 + ( 2 )
now solve in order ( from left to right)
15 - 4 + 2
11 +2
13
Answer:
13
Step-by-step explanation:
15 - 4 + 7 - 5 = 13
Simply expand the brackets and subtract and add accordingly.
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Just use y2-y2/x2-x1
so
1+5 (because subtracting a negative is the same as adding a positive)
4-2
6/2
or 3/1 which is the same as 3
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Step-by-step explanation:
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Answer:
10 i think
Step-by-step explanation:
