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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
$$-20 \times 15+-5$$
Evaluate
$-305$
Solution Steps
Multiply $-20$ and $15$ to get $-300$.
$$-300-5$$
Subtract $5$ from $-300$ to get $-305$.
$$-305$$
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Factor
$-305$
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