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evaluate 2(2)+-1 expression

Sagot :

Answer:

[tex]\boxed{\boxed{\sf 3}}[/tex]

Step-by-step explanation:

[tex]\sf 2(2)+(-1)[/tex]

Follow the PEMDAS order of operations:

Parentheses

Exponents

Multiplication

Division

Addition

Subtraction

_________________________

[tex]\sf 2(2)+(-1)[/tex]

1) Multiplication/Division:

  • [tex]\sf 2\left(2\right)[/tex]

Multiply 2* 2= 4

  • [tex]\sf =4[/tex]

2) Addition/Subtraction:

  • [tex]\sf 4+\left(-1\right)[/tex]
  • [tex]\sf +\left(-1\right)=-1[/tex]

Subtract 1 - 4 = 3:

  • [tex]\boxed{\sf 3}[/tex]

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