Yes.
correct
If I am correct, 9 plus 7 equals 112.
correct!! 2 plus 2 does equal 4!! yay u!!
The correct answer to what is 510 plus 5 is 515. Five times 103 also equals 515.
-4 plus 10 equals 6.
If x equals 10 and y equals 10, then 9x plus 8y equals 170.
x=10
1+1.8=2.8
12 + 10 + 11 equals 33
-10 plus 10 equals 0.
If I have this correct you are asking x^2 + 10^2 = 12^2 Then x=6.633249507108