PEMDAS
70 - 33
43
y + 3y - 7
4y - 7
2 - 6x x=1
-4
2 (x - 3)
2x-6
25 - (2 + 5) * 3
4
-x + 4 - 5x
-6x + 4
x2 + 9 - x x=4
21
5 (Y + 4)
5Y + 20
32 + 2*-4
1
x + y + 9 - 6x + 3y
-5x + 4y + 9
(x - 5) * (3x + 1) x=2
-21
6 (2 - x)
12-6x
42 + (3 - 2)5
17
-3y + x - 5 + 4y - 14 - x
y - 19
x + 12 - (x2 + -2) x=3
-2 (f + -6)
-2f + 12
28 / 7 + 23 - 5 * 19
7
2x + 6 - 4y + 2y - 6 - 5x
-3x - 2y
7x + 2y - 12 x=5 y=-1
21
-5 (-3 - 7x)
15 + 35x