Two ways to solve mathematical equations in grade five of primary school One is a word problem The quotient of X divided by 7 is 13.3 more than 0.7 5x = 25 × 4-15x, can you tell us why we do it in every step

Two ways to solve mathematical equations in grade five of primary school One is a word problem The quotient of X divided by 7 is 13.3 more than 0.7 5x = 25 × 4-15x, can you tell us why we do it in every step

5x+15x=25*4
20x=100
x=100÷20
x=5
x÷7=0.7+13.3
x÷7=14
x=14×7
x=98
This is my conclusion after meditation,
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