Answer: 12
Step-by-step explanation:
Let w = the width of the rectangle
Let 2w = the length
P = 2l + 2w
36 = 2(2w) + 2w
36 = 4w + 2w
36 = 6w
w = 6
l = 2(6)
l = 12
Answer:
m = -1
Step-by-step explanation:
18 - 4m = 6 - 16m
18 - 6 = 4m - 16m
12 = -12m
m = 12 / -12
m = -1
Answer:
84 degrees
Step-by-step explanation:
A right triangle is 90 degrees
90-4-2=84
It can help you by showing you what you do more simplified. For example 3(x+5) is 3 time x + 3 times 5