Question

Solve the equation 18 = 3 + 5x for x.

OA) 1

OB) 2

O C) 3

OD 4​

Answer 1

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`18 = 3 + 5x`

➺
`\: 5x = 18 - 3`

➺
`\: 5x = 15`

➺
`\: x = (15)/(5)`

➺
`\: x = 3`

`\sf \bf {\boxed {\mathbb {To\:verify:}}}`

`18 = 3 + 5x`

➺
`\: 18 = 3 + 5 * 3`

➺
`\: 18 = 3 + 15`

➺
`\: 18 = 18`

➺
`\: L.H.S.=R. H. S`

Hence verified.

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Answer 2

Explanation:

18 = 3 + 5x

15=5x

x=15/5

x=3