6a + 8
Step-by-step explanation:
The opposite sides of the rectangle are equal , then
perimeter (P ) is calculated as
P = 2(2a) + 2(a + 4)
= 4a + 2a + 8
= 6a + 8
the amount you'd have after the work is $1.55
step-by-step explanation:
you subtract 95% from $31.