–
10+(
9–
4)2
4x-5y=22
7x+3y-15=0
19th term of the cube sequence
32+45×768÷65+324×57
−254−978÷65÷576−6,422
−3,127−6,534−250+111=?????
Nk yg tepat 2orang
-3/8*-7/13
4/7+7/4
add 7a-3b+2 and 4a+5b-6
(2a) $^{-1}$ x 3a $^{2}$
2x(-2x - y) - ($x^{2}$ - 4xy)
2+2=?