3(X + 3) = X + 23 3X + 9 = X +23 2X = 14 X = 7
342
It is called the sum
She halved "fifty", to get twenty five, then added ten to get thirty five.
The number is 121/2.
The number is 20.
Zero.
16
You will have 3(x + 5) or 3x + 15
28
The number is eighteen.
7
Two negative numbers added together result in a negative number.
342
16
It is called the sum
you call is the sum
25