200
h=-180
What is h/60=-3
300
z=-4
What is -12=5z+8
400
x=8
What is 22+10+40=9x
400
x=5
What is 78-28=10x
400
x=41
What is 23+x=16*4
400
x=-11
What is x+5/3=-2
400
z=-16
What is 21=6z+5-7z
500
x=9
What is 9+20+25=6x
500
x=4
What is -12x=-6*8
500
x=1
What is 2(20+5x)=50