2 times the quantity x minus 1 is 12
The quantity x minus 1 is written as:
x - 1
2 times this quantity:
2(x - 1)
The word is means an equation, so we set 2(x - 1) equal to 12:
2(x - 1) = 12
The quantity x minus 1 is written as:
x - 1
2 times this quantity:
2(x - 1)
The word is means an equation, so we set 2(x - 1) equal to 12:
2(x - 1) = 12