Answer: For the perimiter you find the missing width or height using the area formula from area you do lenth times width
Step-by-step explanation:
Please, one problem at a time. Haven't you started any of these?
What is a+b? Write out a and b, one over the other, and then combine like terms:
1i + 4j
-4i - j
-----------
-3i + 3j (answer to "a+b").
Please try some of the other problem, sharing your work or at least asking questions whose answers might help you get started.
Answer:
30/100×150=
24/5%, that is the answer
8x-4Y=11
Bring 8X to the right
-4Y= -8X+11
Divide by -4
Y=-8/-4X+11/-4
Slope is the fraction with the X -8/-4=2
Answer = 2