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What is the value of the expression 4(80 + b) − 12, where b = 20?
Answer Options with 4 options
A. 328
B. 352
C. 388
D. 412

Respuesta :

Answer is C => 4(80+20)-12 => 4(100)-12 =>400-12 => 388
PEMDAS: parenthesis exponents multiply divide add subtract from left to right in order to operate - subsitute b for 20 {4(80+20)-12} . Then you move to parentheses so {4(100)-12}. There are no exponents so move to multiply {400-12}. No division and no addition so finally subtracts ANSWER: 388

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