2n - 2or2 (n - 1)
It's seven
2x = 3x - 22x - 3x = -2-x = -2x = 2Therefore, the number is 2.
sum - means addition less - means subtraction twice - means multiply by 2
2x-3=x+2 answer x=5
2n - 2or2 (n - 1)
It's seven
Hydrogen and oxygen
2x = 3x - 22x - 3x = -2-x = -2x = 2Therefore, the number is 2.
42,89
sum - means addition less - means subtraction twice - means multiply by 2
32 - 2x < 18
2x-3=x+2 answer x=5
13 and 26
32-2x < 18
The two numbers are 10 and 14.
2x - 2