$$4 \times 9-(-7)+10 \div 2-(-5)$$
$53$
$$36-\left(-7\right)+\frac{10}{2}-\left(-5\right)$$
$$36+7+\frac{10}{2}-\left(-5\right)$$
$$43+\frac{10}{2}-\left(-5\right)$$
$$43+5-\left(-5\right)$$
$$48-\left(-5\right)$$
$$48+5$$
$$53$$
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