The length of a rectangle is 3 cm greater than its width. The perimeter is 24 cm. find the dementions of the rectangle
2 answers:
Answer:
Step-by-step explanation: L=W+3
2(W+3)+2W=24
2W+6+2W=24
4W=24-6
4W=18
W=18/4
W=4.5 ANSWER FOR THE WIDTH.
L=4.5+3
L=7.5 ANSWER FOR THE LENGTH.
PROOF
2*4.5=2*7.5=24
9+15=24
24=24
Answer:
3x9
Step-by-step explanation:
24-3-3 = 18
18 divided by 2 for the length is 9
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Just combine everything
6>w>2
Answer:
a) x = 5
b) x = 12
Step-by-step explanation:
x + 3 = 8
Subtract 3 on both sides.
x = 8 - 3
x = 5
x - 5 = 7
Add 5 on both sides.
x = 7 + 5
x = 12
<span>Linear fit : 50 x-120
x = 5.5
50 * 5.5 - 120 = = 155
Weight = 155</span>
Answer:
h=A/(b1+b2/2)
Step-by-step explanation:
it is the reverse
3t = 5(3-t)
3t = 15 - 5t
3t + 5t = 15
8t = 15
t = 15/8
t = 1 7/8
7/8 * 60 mins = 52.50 minutes
t = 1 hour and 52.5 minutes
It took Stu 1 hour and 52.5 minutes to hike the trail one way.
