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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
$$(+7)\cdot(-4)$$
Evaluate
$-28$
Solution Steps
Multiply $7$ and $-4$ to get $-28$.
$$-28$$
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Factor
$-28$
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