johnkome88 johnkome88

11-07-2022
Mathematics

contestada

5
0000
The value of x is:
3
m_ii હું
15
CN
y
X

5 0000 The value of x is 3 mii હ 15 CN y X class=

Respuesta :

skabetix skabetix

11-07-2022

Hello :

3/8 = x/(15 + x)

⇔ 3(15 + x)/8 = x

⇔ (45 + 3x)/8 = x

⇔ 45 + 3x = 8x

⇔ 8x - 3x = 45

⇔ 5x = 45

⇔ x = 45/5

⇔ x = 9

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