A rectangular plantation with a circumference of 100m. If they add 4m in length and 2m in width, the area will increase by 138m2. Find the length and width.

i just took the test, the correct answer is .. 31.5 in.

the answer is b.

step-by-step explanation:

identity property is where 0+whatever number=whatever number. basically 0+ a number.

answer: 48

just remember to use pemdas:

parentheses

expressions

multiplication

division

addition

subtraction

if you need , reply with more info. u.