Question

x+5=8
x-1=7
x+12=78 como calcular

Answer 1

x= 8-5 = 3
x= 7+1 = 8
x= 78-12= 66

Answer 2

Oi Katiamaria

x + 5 = 8
x = 8 - 5 = 3

x - 1 = 7
x = 7 + 1 = 8

x + 12 = 78
x = 78 - 12 = 66 

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