Justin has to spend an hour at home doing work before playing he spent half his hour doing homework 30% of his hour doing chores and rest of his hours helping his sister with her homework how many minutes did he spend helping his sister with her homework?

idk but good luck leave i like cholo

38.5

step-by-step explanation:

lets say, first number = r

second number = 3r+7

total = 49

(r)+(3r+7)= 49

4r+7 = 49

4r = 42

r = 42/4

r= 10.5

3r+7 = 3(10.5)+7 = 38.5

hope this

triangle abc is reflected on the line x=-6.5 then reflected again on the x axis

step-by-step explanation:

think about it deeply and passionately about this property

i am sorry