48÷(5-13)+7²=
$x^{3}$ - $2x^{2}$ -3x
-18- (5)
(15) (5)
\left|3+\frac{4}{x}\right|>\:5
6x + -2 = 3x + 6
$b = 425-9$ squared
5050=?
cos(π^
2
)
