Question

4x12-(7+8)/5-(7-4)

Answer 1

12-(7+8)/5(7-4)
=12-15/5(7-4)
=12-15/5(3)
=12-15/15
=12-1
=11

Answer 2

12-(7+8)/5-(7-4)
=12-15/5-(7-4)
=12-15/5-3
=12-5-3
=7-3
=4

Answer 3

4x12-(7+8)/5-(7-4)
4x12-15/5-(7-4)
4*12-15/5-3
48-15/5-3
48-3-3
45-3 equal 42 .

Answer 4

Excellent thank you