3 years ago

Wha is nine less than an unknown number equals 15

Mathematics

2 answers:

astra-53 [7]3 years ago

7 0

24 is the missing number

Tanya [424]3 years ago

3 0

X - 9 = 15
-9 = 15 - x
-9 - 15 = - x
-24 = -x
x = 24

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