Question

Solve by using simple equations:

If 1 is subtracted from a number and the difference is added to 0.5 the result is 7.

Answer 1

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Let,

The number be x

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x - 1 + 0.5 = 7

→ x = 7 - 0.5

→ x = 6.5

Answer 2

Answer:

suppose the number is x.

according to the condition, the equation is,

x-1+0.5=7

x=7-0.5

x=6.5