x = 2
2
X=2
x=27
x = -2
9 plus 7 equals 144. Generally, x plus y = x(x+y).
(x+2)/(x+2) = 1x equals infinity
x = 14
So 4x + 2 = 2. x = 0
x=7 3/4
Subtract x from each side giving x + 2 = 5 so x = 3
Six equals x is the answer.
2 squared plus 2 x 3 = 10, 7 squared plus 7 x 2 = 63, 6 squared plus 6 x 5 = 66,8 squared plus 8 x 4 = 96 so 9 squared plus 9 x 7 = 81 + 63 = 144.