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
In algebra the product of x and 7 would be written down as 7x
2 x 5 x 7
10x-7+x+7 = 11x
we algebra is taken in 7-9 grade, but if the question is, what plus 9 equals 24, then the child should know to do that by 8 years old