6
It is an expression that is equivalent to -3x-19.
-9
when you say 3x, you mean that there are 3 x's. Multiplication implies repeated addition, so three x's added is x+x+x, which equals 3x.
9
6
3x-3y?
It is an expression that is equivalent to -3x-19.
The equivalent expression of 3x-9 plus 3x plus 5 is negative 4.
Radical (3x) = radical(x) * radical(3).
It is equivalent to 15x+10
-9
2(3x + 4) = 6x + 8 3(x - 5) = 3x - 15 6x + 8 - 3x + 15 = 3x + 23
2(3x + 4) = 6x + 8 3(x - 5) = 3x - 15 6x + 8 - 3x + 15 = 3x + 23
when you say 3x, you mean that there are 3 x's. Multiplication implies repeated addition, so three x's added is x+x+x, which equals 3x.
3(x-y)
5x + 4