Question

Need help.. too hard:(

Answer 1

Explanation:

BODMAS used.

[(3+2)*10]÷5*2=[5*10]÷5*2 (inner parenthesis)

=50÷5*2 [next parenthesis]

=10*2 {division}

=20 {multiplication}

2)

2)
`((2[5+7])/(3*2))+6*8=((2*12)/(3*2))+6*8\\\\=((24)/(6))+6*8\\\\=4+6*8\\\\=4+48\\\\=52`

3)15 - 8 + 18 ÷ 3*2 = 15 - 8 + 6*2

=15 - 8 + 12

= 7 +12

= 19