Example

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

Question

$$\frac{ 1 }{ 2 } -2 \times (- \frac{ 3 }{ 2 } )$$

Answer

7/2

Solution


Cancel \(2\).
\[\frac{1}{2}-(-3)\]
Remove parentheses.
\[\frac{1}{2}+3\]
Simplify.
\[\frac{7}{2}\]

Decimal Form: 3.5

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