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four less than three times that number is:3x-4
is:=
three more than two times the number: 2x+3
Problem to solve:
3x-4=2x+3
3x-2x-4=2x-2x+3
x-4=3
x-4+4=3+4
x=7
Calculated:
3(7)-4=2(7)+3
21-4=14+3
17=17