If 2x + 2x = 12 what is value of 2x-1?
- 2
- 3
- 4
- 5
Explanation
2x + 2x = 12
4x = 12
x = 12/4
x = 3
Now put x= 3 in 2x - 1
2(3) - 1 = 5
Therefore 2x -1 = 5
*****
ND04-12-2022
ND23-6-2023
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