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question
simplify the expression below using order of operations.
-9×9+(10−7)
score: 9/10 penalty: none
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Step1: Resolver paréntesis
Primero, resolvemos el paréntesis: \( 10 - 7 = 3 \)
Step2: Resolver multiplicación
Luego, resolvemos la multiplicación: \( -9 \times 9 = -81 \)
Step3: Sumar los resultados
Finalmente, sumamos los resultados: \( -81 + 3 = -78 \)
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\( -78 \)