Proof for −a mod n = (n−a) mod n
5(x-2)-2(2-5x)
4X(2X+3)+2(x+4)
10(-6*7+7*-3)
5x(x-2)-4(x+6)
$$\int_{\Box}^{\Box}(\Box) d\Box$$
What is a(12-87)+b=12
if 12 square is subtracted from the square of a number the answer so obtained is 81.find the number
1-2x=0.1+x
Vx÷30 +5+Vx÷15+Vx-150-(1÷3 Vx)÷10=0
