What is the answer of 3[4(2³)-5²+7(8+4²)-16]?
3[4(23)-52+7(8+42)-16]
3 x (4 x 8 - 52
3 x (32 - 52
3 x (16 – 52
3 x (16 - 25 +7 x (8 + 42))
3 x (-9 + 7 x(8 + 42))
3 x (-9 +7 x(8 + 16))
3 x (-9 + 7 x24)
3 x (-9 + 168)
3 x 159
477