Question

X + 3=12 need help now someone please help me

Answer 1

x = 9

Explanation:

Isolate the variable, x. Note the equal sign, what you do to one side, you do to the other. Subtract 3 from both sides of the equation:

x + 3 (-3) = 12 (-3)

x = 12 - 3

x = 9

x = 9 is your answer.

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