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Integer Equations

expressions and equations with positive and negative numbers

positive x positive= positive
negative x positive= negative
positive x negative = negative
negative x negative = positive
positive + positive = positive
positive + negative = take the sign of the larger number
negative + positive = take the sign of the larger number
negative + negative = negative
positive / positive = positive
negative / positive= negative
negative/negative= positive
positive - positive= take the sign of the larger number
negative - positive= negative
positive - negative= positive
negative - negative= take the sign of the larger number
2a + 4 =8 a=2
4b - 9=-1 b=2
-3c + 2=11 c=-3
15b/15=4 b=4
-2m + 2m - 3m=-15 m=5
(3x6/2)y=81 y=9
-15m=60 m=-4
x + 5 = -5 x=-10
p - 3 = 4+6 p=13
d/2=7 d=14
3c + 2c - 4d - c 4c - 4d
x + x + x 3x
Created by: MsRoman