Answer:
5y +3
Step-by-step explanation:
3(y + 1) + 2y =
3y +3 +2y =
5y +3
Answer:
Breadth = 15 cm
Step-by-step explanation:
Area = length x breadth
315 = 21 x breadth
[ dividing both sides by 21 ]

3.125
to get this answer you divide 25 by 2, then divide that by 4, which equals 3.125
good luck hope I helped:)
Decrease = New number - Original Number
% Decrease =

× 100
Decrease = 9 - 12 = -3
% Decrease =

= -0.25 × 100 = -25
Your answer =
-25