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-24 +a = 85 - 32
a = 53 + 24
a = 77
b)-m=16+4+30-68
-m = 50 - 68
-m = - 18 //×(-1)
m = 18
c)-p+62+17-20=13+50-6
-p + 79 - 20 = 63 - 6
-p + 59 = 57
-p = 57-59
-p = - 2 //×(-1)
p = 2
d)13-8-19=-X+4-19+27
13 - 27 = - x +31 - 19
-14 = - x +12
x = 12 +14
X = 26
e)-70-19+4=25+b+8
-89 + 4 = 33 + b
-85 - 33 = b
-118= b
a) a = 77
b) m = 18
c) p = 2
d) x = 26
e) b = -118
Procedimientos en la imagen.