0
Anonymous
By studying a lot.
Wiki User
yes
a+3
a + 6
4x plus 7
4x
They are called plus and minus - no difference there!
3c
4X
1. With boolean algebra, 1 + n is always equal to 1, no matter what the value of n is.
If this is algebra then; 3x plus 12x = 15x
x+7
18