Answer:
6, -6
Step-by-step explanation:
If you have 6, and add -6, you get 0. :)
-7.5 times 1/3=-2.5
To take 1/3 of something, multiply the original by the fraction.
Answer:
C
Step-by-step explanation:
4x + 3 = x + 3x + 5
4x + 3 = 4x + 5 //-4x on both sides
3 = 5 //Since the statement is false, it's no solution.
If, it had 3 = 3 or any number n = n, the solution would be infinite. But, if x is equal to any number n, x=n, it would have only one solution.
//Hope it helps