Question

What expressions are equivalent to 6.7 - (-2.5)

Answer 1

`6.7-\left(-2.5\right)=9.2`

Explanation:

Given the expression

`6.7-\left(-2.5\right)`

Solving the expression to get the equivalent function

`6.7-\left(-2.5\right)`

`\mathrm{Apply\:rule}\:-\left(-a\right)=a`

`=6.7+2.5`

`\mathrm{Add\:the\:numbers:}\:6.7+2.5=9.2`

`=9.2`

Thus,

`6.7-\left(-2.5\right)=9.2`