Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$- \frac{ 5 }{ 2 } +2+(- \frac{ 2 }{ 5 } )$$

Answer

-9/10

Solution


Remove parentheses.
\[-\frac{5}{2}+2-\frac{2}{5}\]
Simplify.
\[-\frac{9}{10}\]

Decimal Form: -0.9

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