Hello, Aichata,

Subtract 115 from both sides of the equation:

x + 115 - 115 = 7 - 115

So now we have:

x = - 108

Hello, Aichata,

Subtract 115 from both sides of the equation:

x + 115 - 115 = 7 - 115

So now we have:

x = - 108

Hi. Aichata S

Solve for x

x + 115 = 7

x = 7 - 115

x = -108

You can check it by plugging -108 in for x give it a try.

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