1.6(b+3.5)=20

if answered correctly i will give brainliest

9

Explanation:

First you multiply 1.6 by b and 3.5.
1.6b+5.6=20

Then you move everything besides b over to one side and change the sign.
1.6b=20-5.6

Next you subtract 20 by 5.6.
20-5.6=14.4

Finally you divide 1.6 by both sides.
b=14.4/1.6
b=9

B) greg: 30 points , tremaine 38 points

Photo math will give you the step by step answer : )