When you add two numbers with the same sign, what sign do you use for the sum?
2 answers:
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x + 150 = 180
x = 180 - 150
x= 30
then
X = 30
so, when x+ 85 =180
30+85 = 180
115= 180
180-115
= 65
x + 150 = 180
x = 180 - 150
x= 30
then
X = 30
so, when x+ 85 =180
30+85 = 180
115= 180
180-115
= 65