Question

A number increased by 15 is 114
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Answer 1

114 - 15 = 99

Explanation:

A "number" can be used as x since we don't know what it is at first- since it'd be x + 15 = 114 you can just do 114 - 15 to get the answer to x which is 99:)

Answer 2

129

Explanation:

all u have to do is add those two numbers