1. 7+(3)(5)-11
=7+15-11
=22-11
=11
2. (3+5)(5)-20+5(2+5)
=(8)(5)-20+5(2+5)
=40-20+5(2+5)
=20+5(2+5)
=20+(5)(7)
=20+35
=55
3. (8-3)^2+7(3)
=5^2+7(3)
=25+7(3)
=25+21
=46
4.3(7-3)+18
=(3)(5)+18
=15+18
=33
5.12*4-2^2
=12*4-4
=48-4
=44
6. -2(5-3)^2+18
=-2*2^2+18
=-2*4+18
=-8+18
= 10
HOPE IT HELPS PLS MARK ME BRAINLIEST
