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Basic Math
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Example
3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b
Question
$$-42-(+4) \times 3$$
Evaluate
$-54$
Solution Steps
Multiply $4$ and $3$ to get $12$.
$$-42-12$$
Subtract $12$ from $-42$ to get $-54$.
$$-54$$
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Factor
$-54$
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