Answer:
[tex]3(4 + 5) - 12 + 2 = 17[/tex]
Step-by-step explanation:
[tex]3(4 + 5)[/tex]
break it down into PEMDAS
Parenthesis
Exponent
Multiplication
Division
Addition
Subtraction
[tex]3 \times 4 = 12[/tex]
[tex]3 \times 5 = 15[/tex]
[tex]15 + 12 = 27[/tex]
[tex]3(4 + 5) = 27[/tex]
move onto your second part
[tex]27 - 12 + 2[/tex]
[tex]27 - 12 = 15[/tex]
[tex]15 + 2 = 17[/tex]
your final part would be to put it all back together with your answer show an.
[tex]3(4 + 5) - 12 + 2 = 17[/tex]
