45 + 30 = 100 - w Answer: Explanation:

Mathematics

2 answers:

MA_775_DIABLO [31]3 years ago

7 0

Answer:

w = 25

Step-by-step explanation:

45+30 = 100 - w
75 = 100 - w
w = 100 - 75
w = 25

kirill115 [55]3 years ago

5 0

In order to work out “w”, you could begin by working backwards, starting with 100, then doing the inverse operation (subtracting 30 then subtracting 45).

100 - 30 = 70 - 45 = 25.

100 - 25 = 45 + 30

w = 25

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