Question

$9 - 10 cdot 7 - (-2)^3$

Explanation:

Step1: Evaluate the exponent

$(-2)^3 = -8$

Step2: Perform multiplication

$10 \cdot 7 = 70$

Step3: Substitute and simplify left to right

$9 - 70 - (-8) = 9 - 70 + 8$

Step4: Calculate final result

$9 + 8 - 70 = 17 - 70$

Answer:

$-53$