Short Answer

Verifying Solutions through Substitution

An insurance adjuster is using the equation 4(a3)7=25-4(a - 3) - 7 = 25 to calculate a policy premium variable. To verify that a=5a = -5 is the correct solution, the adjuster must substitute the value and simplify the expression on the left side. Identify the three specific arithmetic operations that must be performed on the left side of the equation, in the correct order, to arrive at the final value of 25.

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Updated 2026-04-19

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