Answer
288
Work Step by Step
= 3(10+2(1+3(2+6(4-2)))) Do the operations from the innermost to outermost parentheses
= 3(10+2(1+3(2+6(2)))) Multiply
= 3(10+2(1+3(2+12))) Add
= 3(10+2(1+3(14))) Multiply
= 3(10+2(1+42)) Add
= 3(10+2(43)) Multiply
= 3(10+86) Add
= 3(96) Multiply
= 288