Answer:
6
Step-by-step explanation:
it would be six in one hour he would clean 2 houses in two 4 houses then in three it would be six
I think you can clean 6 houses.
y = 2x-3
y – 1 = 2(x – 2)
Distribute
y-1 =2x-4
Add 1 to each side
y-1+1 = 2x-4+1
15
9 squared + 12 squared