Multiplying Variables
x · x
x2
(x + 1)(x + 1)
x2 + 2x + 1
2(x + 2)
2x + 4
x + 1 = 4
x = 3
-1 + -1
-2
y · y
y2
(y + 2)(y + 2)
y2 + 4y + 4
3(y + 2)
3y + 6
5 + y = 10
y = 5
-4 + -5
-9
2x · 2x
2x2
(x + 3)(x + 6)
x2 + 9x + 18
8(m + 2)
8m + 16
y + 10 = 100
y = 90
7 + -3
6x · 6x
36x2
(y + 5)(y + 1)
y2 + 6y + 5
10(2x + 1)
20x + 10
2x = 12
x = 6
-2 + 10
(10y)(10y)
100y2
(2x + 3)(x + 4)
2x2 + 11x + 12
2y(9y + 2)
18y2 + 4y
2(x + 2) = 10
x = 3
-14 + 5
-9