20( $a^{1}$ -6)-2($a^{2}$-36 )
28−((13−3)+8)=
28−((13−3)+8)=10
5x - 3y greater than equal to -15
(x^4)^0.5
3-4²-12÷2 ² / -3² ÷ 3200 / 9000
2.6 cos 12
triangle
find 17/44 divided by 2 7/22?
10m-15m-30m-18m-12m+3m-16m-m
