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ElenRegina
@ElenRegina
December 2019
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O valor de x na equação x+ 5 - (x + 4) + x + 3 = 2 (x + 1) é:
a) 2
b) 3
c) 5
d) 6
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christiancssp
Verified answer
X + 5 - (X + 4) + X + 3 = 2(X + 1)
X + 5 - X - 4 + 3 + X = 2X + 2
X + 4 = 2X + 2
X = 4 - 2
X = 2
Letra A.
1 votes
Thanks 1
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Verified answer
X + 5 - (X + 4) + X + 3 = 2(X + 1)X + 5 - X - 4 + 3 + X = 2X + 2
X + 4 = 2X + 2
X = 4 - 2
X = 2
Letra A.