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Oppsgiu
@Oppsgiu
January 2020
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O valor X na proporção x-3/x+5 = 2/3 ?
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Multiplica cruzado.
(x-3).3 = 2 . ( x+5)
3x - 9 = 2x + 10
3x - 2x = 10+9
x = 19
o x na proporção, vale 19.
um abraço, Jhonny. ❤️
3 votes
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oppsgiu
obggggg
guipocas
Verified answer
Olá.
x - 3 / x + 5 = 2 / 3
3 (x - 3) = 2 (x + 5)
3x - 9 = 2x + 10
x = 19
Bons estudos.
0 votes
Thanks 0
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Verified answer
Multiplica cruzado.(x-3).3 = 2 . ( x+5)
3x - 9 = 2x + 10
3x - 2x = 10+9
x = 19
o x na proporção, vale 19.
um abraço, Jhonny. ❤️
Verified answer
Olá.x - 3 / x + 5 = 2 / 3
3 (x - 3) = 2 (x + 5)
3x - 9 = 2x + 10
x = 19
Bons estudos.