Let's know that x equals 9, then how much is 6x plus 5x minus 1
solution
x=9
6x+5x-1
=11x-1
=11×9-1
=99-1
=98
X plus 60 equals 5x minus 60. How much is x
x=30
solution
x=9
6x+5x-1
=11x-1
=11×9-1
=99-1
=98
x=30