Overview: 6 questions will be solved this time.Among them
☆6 equations
[ 1/6 Equation]
Work: Find the solution of equation 3x×2+25 = 41+4x .
Question type: Equation
Solution:Original question:| Left side of the equation = | 6 | x | + | 25 |
The equation is transformed into :
Transposition :
Combine the items on the left of the equation:
Combine the items on the right of the equation:
The coefficient of the unknown number is reduced to 1 :
We obtained :
This is the solution of the equation.
[ 2/6 Equation]
Work: Find the solution of equation 2x×5+5x-32 = 208 .
Question type: Equation
Solution:Original question:| Left side of the equation = | 10 | x | + | 5 | x | − | 32 |
The equation is transformed into :
Transposition :
Combine the items on the right of the equation:
The coefficient of the unknown number is reduced to 1 :
We obtained :
This is the solution of the equation.
[ 3/6 Equation]
Work: Find the solution of equation 2x×5-3x×2-17 = 39 .
Question type: Equation
Solution:Original question:| | 2 | x | × | 5 | − | 3 | x | × | 2 | − | 17 | = | 39 |
| Left side of the equation = | 10 | x | − | 6 | x | − | 17 |
The equation is transformed into :
Transposition :
Combine the items on the right of the equation:
The coefficient of the unknown number is reduced to 1 :
We obtained :
This is the solution of the equation.
[ 4/6 Equation]
Work: Find the solution of equation 2x×3+42 = 51+3x .
Question type: Equation
Solution:Original question:| Left side of the equation = | 6 | x | + | 42 |
The equation is transformed into :
Transposition :
Combine the items on the left of the equation:
Combine the items on the right of the equation:
The coefficient of the unknown number is reduced to 1 :
We obtained :
This is the solution of the equation.
[ 5/6 Equation]
Work: Find the solution of equation 3x×3+2x×2-29 = 88 .
Question type: Equation
Solution:Original question:| | 3 | x | × | 3 | + | 2 | x | × | 2 | − | 29 | = | 88 |
| Left side of the equation = | 9 | x | + | 4 | x | − | 29 |
The equation is transformed into :
Transposition :
Combine the items on the right of the equation:
The coefficient of the unknown number is reduced to 1 :
We obtained :
This is the solution of the equation.
[ 6/6 Equation]
Work: Find the solution of equation 3x×5+6x-26 = 373 .
Question type: Equation
Solution:Original question:| Left side of the equation = | 15 | x | + | 6 | x | − | 26 |
The equation is transformed into :
Transposition :
Combine the items on the right of the equation:
The coefficient of the unknown number is reduced to 1 :
We obtained :
This is the solution of the equation.
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