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Addition
Subtraction
Multiplication
Division
Mixed
100
x+3=20
x=17
100
x-8=25
x=33
100
3x=15
x=5
100
x÷5=4
x=20
100
x+15=-19
x=-34
200
30=x+10
x=20
200
x-5=19
x=24
200
6x=42
x=7
200
x÷6=200
x=1200
200
-7x=56
x=-8
300
x+15=-12
x=-27
300
x-10=-3
x=7
300
-32=4x
x=-8
300
20=x÷3
x=60
300
x-7=-10
x=-3
400
-15=x+4
x=-19
400
x-13=-20
x=-7
400
-40=5x
x=8
400
x÷7=-9
x=-63
400
x÷10=-30
x=-300
500
x+18=3
x=-15
500
-35=x-16
x=-19
500
-9x=-36
x=4
500
x÷(-3)=-5
x=15
500
3+x=-18
x=-15