WarriorWolf3773
31.10.2019 •
Mathematics
Find the width of a rectangle if the length is 4 times the width. the perimeter of the rectangle is 50. define the variable: write a simplified equation:
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Ответ:
W= 5
Step-by-step explanation:
Perimeter of rectangle = 2(l+w) = 50
l= 4w
l+w = 25
So 4w + w = 25
5w = 25
w=5
l= 4*5 = 20
Ответ:
Step 2. Find the intersection
Step 3. Find the union -> x = - 8/3
Step 4. The equation has 2 solutions
x1 = -8/3
x2= 16/3