Solution for 3x-12 x 6=6: x=26.
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The solution process is as follows:
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3 x - 72 = 6
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3 x 72 = 6
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3 x = 78
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x=78÷3
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x = 26
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The inspection process is as follows:
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Substituting x=26 into the equation yields:
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The left-hand side of the equation =3 x 26, 12 x 6=78-72=6.
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The left-hand side of the equation = the right-hand side of the equation =6.
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So x=26 is the solution to this equation.
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Extended information:
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Basis for solving equations
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1. Transfer term change sign: move some terms in the equation from one side of the equation to the other side with the previous symbol, and add change subtract, subtract change add, multiply change divide, divide by change multiply;
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2. Basic properties of the equation:
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(1) If you add (or subtract) the same number or the same algebraic expression to both sides of the equation, the result is still an equation. If a=b, c is a number or an algebraic expression.
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(2) If both sides of an equation are multiplied or divided by the same non-zero number, the result is still an equation. The letter is: if a=b, c is a number or an algebraic expression (not 0).