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lubasha [3.4K]
3 years ago
15

-7+(7+9×1)×(-1) order of operations

Mathematics
1 answer:
lora16 [44]3 years ago
4 0
Using PEMDAS
(Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction)

Parenthesis and Multiplication in parenthesis
-7+(7+9x1)x(-1)

-7+(7+9)x(-1)

Parenthesis and Addition in parenthesis
-7+(16)x(-1)

Multiplication
-7-16

Subtraction

-23

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