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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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