Question

resolva as seguintes equações ;

A) x+5=8
B)X-4=3
C)X+6=5
D) X-3=-7
E)X+9=-1
F)X+28=11
G)X-109=5
H)X-39=-79
I)10=X+9
J)15=X+20
M)-3=X+10
N)0=X+12

Answer 1

A) x = 8-5 = 3
B) x = 3+4 = 7 
C) x = 5-6 = -1 
D) x = -7+3 = -4 
E) x = -1-9 = -10
F) x = 11-28 = -17
G) x = 5+109 = 114 
H) x = -79+39 = -40
I) x = 10-9 = 1
J) x = 15-20 = -5
M) x = -3-10 = -13
N) x = -12+12 = 0