x+7
4x plus 7
x = 7
4X
Sorry, it's impossible to draw with a keyboard!
3x^2
algebra
If: 12 = x+6 Then: x = 6
2 x 7 x 7 = 98
It depends what x is. If you do not know the value of either variable it would be 2x.
2 x 5 x 7
In algebra the product of x and 7 would be written down as 7x
10x-7+x+7 = 11x