$$5 \times [7+(-6)]=5 \times 7+5 \times (-6)$$
$\text{true}$
$$5\times 1=5\times 7+5\left(-6\right)$$
$$5=5\times 7+5\left(-6\right)$$
$$5=35-30$$
$$5=5$$
$$\text{true}$$
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