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           ☆1 equations

[ 1/1 Equation]
    Work: Find the solution of equation 1.5x = 10－x .
    Question type: Equation
    Solution:Original question:

3 2

x

=

10

−

x

    Transposition :

3 2

x

+

x

=

10

    Combine the items on the left of the equation:

5 2

x

=

10

    The coefficient of the unknown number is reduced to 1 :

x

=

10

÷

5 2

=

10

×

2 5

=

2

×

2

    We obtained :

x

=

4

    This is the solution of the equation.

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