Question

Ade thinks of a number He doubles it and then subtract 5 The result cannot be less than 100 find the range of values of x

Answer 1

Answer:
`x\in [53,\infty)`

Explanation:

Given

Ade doubles her number and subtract 5 from it. The result cannot be less than 100

Suppose the number is
`x`

According to the question

`\Rightarrow 2x-5\geq100\\\text{Solve the inequality}\\\Rightarrow 2x\geq105\\\Rightarrow x\geq52.5\\\text{for integer number, the range is given by }\\\Rightarrow x\in [53,\infty)`